Home / 8,568.15-12,840.17-4,060.42

Finding the Fourth Proportional to 8,568.15, 12,840.17 and 4,060.42

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Solution

The fourth proportional to 8,568.15, 12,840.17 and 4,060.42 is: 6,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,568.15 : 12,840.17 = 4,060.42 : x
  2. Step 2: Convert to fraction form
    8,568.15/12,840.17 = 4,060.42/x
  3. Step 3: Cross multiply
    8,568.15x = 12,840.17 × 4,060.42
  4. Step 4: Simplify right side
    8,568.15x = 52,136,489.62
  5. Step 5: Solve for x
    x = 52,136,489.62/8,568.15
  6. Step 6: Final answer
    x = 6,084.92

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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.