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Finding the Fourth Proportional to 6,313.57, 9,473.09 and 3,388.46

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Solution

The fourth proportional to 6,313.57, 9,473.09 and 3,388.46 is: 5,084.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313.57 : 9,473.09 = 3,388.46 : x
  2. Step 2: Convert to fraction form
    6,313.57/9,473.09 = 3,388.46/x
  3. Step 3: Cross multiply
    6,313.57x = 9,473.09 × 3,388.46
  4. Step 4: Simplify right side
    6,313.57x = 32,099,183.17
  5. Step 5: Solve for x
    x = 32,099,183.17/6,313.57
  6. Step 6: Final answer
    x = 5,084.16

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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.