Home / 7,489.24-11,233.23-3,981.13

Finding the Fourth Proportional to 7,489.24, 11,233.23 and 3,981.13

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Solution

The fourth proportional to 7,489.24, 11,233.23 and 3,981.13 is: 5,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489.24 : 11,233.23 = 3,981.13 : x
  2. Step 2: Convert to fraction form
    7,489.24/11,233.23 = 3,981.13/x
  3. Step 3: Cross multiply
    7,489.24x = 11,233.23 × 3,981.13
  4. Step 4: Simplify right side
    7,489.24x = 44,720,948.95
  5. Step 5: Solve for x
    x = 44,720,948.95/7,489.24
  6. Step 6: Final answer
    x = 5,971.36

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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.