Home / 10,610.28-15,915.92-3,494.97

Finding the Fourth Proportional to 10,610.28, 15,915.92 and 3,494.97

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Solution

The fourth proportional to 10,610.28, 15,915.92 and 3,494.97 is: 5,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.28 : 15,915.92 = 3,494.97 : x
  2. Step 2: Convert to fraction form
    10,610.28/15,915.92 = 3,494.97/x
  3. Step 3: Cross multiply
    10,610.28x = 15,915.92 × 3,494.97
  4. Step 4: Simplify right side
    10,610.28x = 55,625,662.92
  5. Step 5: Solve for x
    x = 55,625,662.92/10,610.28
  6. Step 6: Final answer
    x = 5,242.62

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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.