Home / 8,079.32-12,118.62-2,532.53

Finding the Fourth Proportional to 8,079.32, 12,118.62 and 2,532.53

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Solution

The fourth proportional to 8,079.32, 12,118.62 and 2,532.53 is: 3,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.32 : 12,118.62 = 2,532.53 : x
  2. Step 2: Convert to fraction form
    8,079.32/12,118.62 = 2,532.53/x
  3. Step 3: Cross multiply
    8,079.32x = 12,118.62 × 2,532.53
  4. Step 4: Simplify right side
    8,079.32x = 30,690,799.01
  5. Step 5: Solve for x
    x = 30,690,799.01/8,079.32
  6. Step 6: Final answer
    x = 3,798.69

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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.