Home / 8,188.92-12,283.38-2,345.04

Finding the Fourth Proportional to 8,188.92, 12,283.38 and 2,345.04

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Solution

The fourth proportional to 8,188.92, 12,283.38 and 2,345.04 is: 3,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.92 : 12,283.38 = 2,345.04 : x
  2. Step 2: Convert to fraction form
    8,188.92/12,283.38 = 2,345.04/x
  3. Step 3: Cross multiply
    8,188.92x = 12,283.38 × 2,345.04
  4. Step 4: Simplify right side
    8,188.92x = 28,805,017.44
  5. Step 5: Solve for x
    x = 28,805,017.44/8,188.92
  6. Step 6: Final answer
    x = 3,517.56

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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.