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Finding the Fourth Proportional to 2,469.77, 3,687.04 and 2,383.25

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Solution

The fourth proportional to 2,469.77, 3,687.04 and 2,383.25 is: 3,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469.77 : 3,687.04 = 2,383.25 : x
  2. Step 2: Convert to fraction form
    2,469.77/3,687.04 = 2,383.25/x
  3. Step 3: Cross multiply
    2,469.77x = 3,687.04 × 2,383.25
  4. Step 4: Simplify right side
    2,469.77x = 8,787,139.70
  5. Step 5: Solve for x
    x = 8,787,139.70/2,469.77
  6. Step 6: Final answer
    x = 3,557.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.