Home / 5,512.52-8,269.17-1,814.78

Finding the Fourth Proportional to 5,512.52, 8,269.17 and 1,814.78

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Solution

The fourth proportional to 5,512.52, 8,269.17 and 1,814.78 is: 2,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512.52 : 8,269.17 = 1,814.78 : x
  2. Step 2: Convert to fraction form
    5,512.52/8,269.17 = 1,814.78/x
  3. Step 3: Cross multiply
    5,512.52x = 8,269.17 × 1,814.78
  4. Step 4: Simplify right side
    5,512.52x = 15,006,760.04
  5. Step 5: Solve for x
    x = 15,006,760.04/5,512.52
  6. Step 6: Final answer
    x = 2,722.30

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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.