Home / 8,785.26-13,177.91-3,591.13

Finding the Fourth Proportional to 8,785.26, 13,177.91 and 3,591.13

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Solution

The fourth proportional to 8,785.26, 13,177.91 and 3,591.13 is: 5,386.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.26 : 13,177.91 = 3,591.13 : x
  2. Step 2: Convert to fraction form
    8,785.26/13,177.91 = 3,591.13/x
  3. Step 3: Cross multiply
    8,785.26x = 13,177.91 × 3,591.13
  4. Step 4: Simplify right side
    8,785.26x = 47,323,587.94
  5. Step 5: Solve for x
    x = 47,323,587.94/8,785.26
  6. Step 6: Final answer
    x = 5,386.70

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Similar ratio
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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.