Home / 7,517.17-11,229.66-5,419.27

Finding the Fourth Proportional to 7,517.17, 11,229.66 and 5,419.27

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Solution

The fourth proportional to 7,517.17, 11,229.66 and 5,419.27 is: 8,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.17 : 11,229.66 = 5,419.27 : x
  2. Step 2: Convert to fraction form
    7,517.17/11,229.66 = 5,419.27/x
  3. Step 3: Cross multiply
    7,517.17x = 11,229.66 × 5,419.27
  4. Step 4: Simplify right side
    7,517.17x = 60,856,476.30
  5. Step 5: Solve for x
    x = 60,856,476.30/7,517.17
  6. Step 6: Final answer
    x = 8,095.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.