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Finding the Fourth Proportional to 8,799.14, 13,189.62 and 5,504.70

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Solution

The fourth proportional to 8,799.14, 13,189.62 and 5,504.70 is: 8,251.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.14 : 13,189.62 = 5,504.70 : x
  2. Step 2: Convert to fraction form
    8,799.14/13,189.62 = 5,504.70/x
  3. Step 3: Cross multiply
    8,799.14x = 13,189.62 × 5,504.70
  4. Step 4: Simplify right side
    8,799.14x = 72,604,901.21
  5. Step 5: Solve for x
    x = 72,604,901.21/8,799.14
  6. Step 6: Final answer
    x = 8,251.36

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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.