Home / 8,544.28-12,815.36-2,304.80

Finding the Fourth Proportional to 8,544.28, 12,815.36 and 2,304.80

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Solution

The fourth proportional to 8,544.28, 12,815.36 and 2,304.80 is: 3,456.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.28 : 12,815.36 = 2,304.80 : x
  2. Step 2: Convert to fraction form
    8,544.28/12,815.36 = 2,304.80/x
  3. Step 3: Cross multiply
    8,544.28x = 12,815.36 × 2,304.80
  4. Step 4: Simplify right side
    8,544.28x = 29,536,841.73
  5. Step 5: Solve for x
    x = 29,536,841.73/8,544.28
  6. Step 6: Final answer
    x = 3,456.91

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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.