Home / 8,077.32-12,115.98-4,452.36

Finding the Fourth Proportional to 8,077.32, 12,115.98 and 4,452.36

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Solution

The fourth proportional to 8,077.32, 12,115.98 and 4,452.36 is: 6,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077.32 : 12,115.98 = 4,452.36 : x
  2. Step 2: Convert to fraction form
    8,077.32/12,115.98 = 4,452.36/x
  3. Step 3: Cross multiply
    8,077.32x = 12,115.98 × 4,452.36
  4. Step 4: Simplify right side
    8,077.32x = 53,944,704.71
  5. Step 5: Solve for x
    x = 53,944,704.71/8,077.32
  6. Step 6: Final answer
    x = 6,678.54

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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.