Home / 8,397.08-11,587.97-4,620.17

Finding the Fourth Proportional to 8,397.08, 11,587.97 and 4,620.17

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Solution

The fourth proportional to 8,397.08, 11,587.97 and 4,620.17 is: 6,375.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.08 : 11,587.97 = 4,620.17 : x
  2. Step 2: Convert to fraction form
    8,397.08/11,587.97 = 4,620.17/x
  3. Step 3: Cross multiply
    8,397.08x = 11,587.97 × 4,620.17
  4. Step 4: Simplify right side
    8,397.08x = 53,538,344.97
  5. Step 5: Solve for x
    x = 53,538,344.97/8,397.08
  6. Step 6: Final answer
    x = 6,375.83

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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.