Home / 10,082.28-15,123.36-3,926.28

Finding the Fourth Proportional to 10,082.28, 15,123.36 and 3,926.28

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Solution

The fourth proportional to 10,082.28, 15,123.36 and 3,926.28 is: 5,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.28 : 15,123.36 = 3,926.28 : x
  2. Step 2: Convert to fraction form
    10,082.28/15,123.36 = 3,926.28/x
  3. Step 3: Cross multiply
    10,082.28x = 15,123.36 × 3,926.28
  4. Step 4: Simplify right side
    10,082.28x = 59,378,545.90
  5. Step 5: Solve for x
    x = 59,378,545.90/10,082.28
  6. Step 6: Final answer
    x = 5,889.40

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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.