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Finding the Fourth Proportional to 8,976.62, 13,464.73 and 2,402.80

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Solution

The fourth proportional to 8,976.62, 13,464.73 and 2,402.80 is: 3,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,976.62 : 13,464.73 = 2,402.80 : x
  2. Step 2: Convert to fraction form
    8,976.62/13,464.73 = 2,402.80/x
  3. Step 3: Cross multiply
    8,976.62x = 13,464.73 × 2,402.80
  4. Step 4: Simplify right side
    8,976.62x = 32,353,013.58
  5. Step 5: Solve for x
    x = 32,353,013.58/8,976.62
  6. Step 6: Final answer
    x = 3,604.14

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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.