Home / 6,313.05-9,469.46-2,153.02

Finding the Fourth Proportional to 6,313.05, 9,469.46 and 2,153.02

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Solution

The fourth proportional to 6,313.05, 9,469.46 and 2,153.02 is: 3,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.05 : 9,469.46 = 2,153.02 : x
  2. Step 2: Convert to fraction form
    6,313.05/9,469.46 = 2,153.02/x
  3. Step 3: Cross multiply
    6,313.05x = 9,469.46 × 2,153.02
  4. Step 4: Simplify right side
    6,313.05x = 20,387,936.77
  5. Step 5: Solve for x
    x = 20,387,936.77/6,313.05
  6. Step 6: Final answer
    x = 3,229.49

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Find fourth proportional to 3,156.53, 4,734.73 and 1,076.51
Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.