Home / 8,127.27-11,214.86-6,452.73

Finding the Fourth Proportional to 8,127.27, 11,214.86 and 6,452.73

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Solution

The fourth proportional to 8,127.27, 11,214.86 and 6,452.73 is: 8,904.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.27 : 11,214.86 = 6,452.73 : x
  2. Step 2: Convert to fraction form
    8,127.27/11,214.86 = 6,452.73/x
  3. Step 3: Cross multiply
    8,127.27x = 11,214.86 × 6,452.73
  4. Step 4: Simplify right side
    8,127.27x = 72,366,431.30
  5. Step 5: Solve for x
    x = 72,366,431.30/8,127.27
  6. Step 6: Final answer
    x = 8,904.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.