Home / 10,358.28-15,534.18-3,782.97

Finding the Fourth Proportional to 10,358.28, 15,534.18 and 3,782.97

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Solution

The fourth proportional to 10,358.28, 15,534.18 and 3,782.97 is: 5,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.28 : 15,534.18 = 3,782.97 : x
  2. Step 2: Convert to fraction form
    10,358.28/15,534.18 = 3,782.97/x
  3. Step 3: Cross multiply
    10,358.28x = 15,534.18 × 3,782.97
  4. Step 4: Simplify right side
    10,358.28x = 58,765,336.91
  5. Step 5: Solve for x
    x = 58,765,336.91/10,358.28
  6. Step 6: Final answer
    x = 5,673.27

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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.