Home / 11,527.50-17,287.39-4,505.70

Finding the Fourth Proportional to 11,527.50, 17,287.39 and 4,505.70

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Solution

The fourth proportional to 11,527.50, 17,287.39 and 4,505.70 is: 6,757.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,527.50 : 17,287.39 = 4,505.70 : x
  2. Step 2: Convert to fraction form
    11,527.50/17,287.39 = 4,505.70/x
  3. Step 3: Cross multiply
    11,527.50x = 17,287.39 × 4,505.70
  4. Step 4: Simplify right side
    11,527.50x = 77,891,793.12
  5. Step 5: Solve for x
    x = 77,891,793.12/11,527.50
  6. Step 6: Final answer
    x = 6,757.04

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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.