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Finding the Fourth Proportional to 8,951.13, 13,390.25 and 5,033.97

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Solution

The fourth proportional to 8,951.13, 13,390.25 and 5,033.97 is: 7,530.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951.13 : 13,390.25 = 5,033.97 : x
  2. Step 2: Convert to fraction form
    8,951.13/13,390.25 = 5,033.97/x
  3. Step 3: Cross multiply
    8,951.13x = 13,390.25 × 5,033.97
  4. Step 4: Simplify right side
    8,951.13x = 67,406,091.62
  5. Step 5: Solve for x
    x = 67,406,091.62/8,951.13
  6. Step 6: Final answer
    x = 7,530.46

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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.