Home / 10,211.52-15,324.57-5,021.04

Finding the Fourth Proportional to 10,211.52, 15,324.57 and 5,021.04

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Solution

The fourth proportional to 10,211.52, 15,324.57 and 5,021.04 is: 7,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.52 : 15,324.57 = 5,021.04 : x
  2. Step 2: Convert to fraction form
    10,211.52/15,324.57 = 5,021.04/x
  3. Step 3: Cross multiply
    10,211.52x = 15,324.57 × 5,021.04
  4. Step 4: Simplify right side
    10,211.52x = 76,945,278.95
  5. Step 5: Solve for x
    x = 76,945,278.95/10,211.52
  6. Step 6: Final answer
    x = 7,535.14

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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.