Home / 10,082.28-15,113.70-5,154.24

Finding the Fourth Proportional to 10,082.28, 15,113.70 and 5,154.24

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Solution

The fourth proportional to 10,082.28, 15,113.70 and 5,154.24 is: 7,726.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.28 : 15,113.70 = 5,154.24 : x
  2. Step 2: Convert to fraction form
    10,082.28/15,113.70 = 5,154.24/x
  3. Step 3: Cross multiply
    10,082.28x = 15,113.70 × 5,154.24
  4. Step 4: Simplify right side
    10,082.28x = 77,899,637.09
  5. Step 5: Solve for x
    x = 77,899,637.09/10,082.28
  6. Step 6: Final answer
    x = 7,726.39

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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.