Home / 5,375.16-8,065.98-3,710.61

Finding the Fourth Proportional to 5,375.16, 8,065.98 and 3,710.61

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Solution

The fourth proportional to 5,375.16, 8,065.98 and 3,710.61 is: 5,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.16 : 8,065.98 = 3,710.61 : x
  2. Step 2: Convert to fraction form
    5,375.16/8,065.98 = 3,710.61/x
  3. Step 3: Cross multiply
    5,375.16x = 8,065.98 × 3,710.61
  4. Step 4: Simplify right side
    5,375.16x = 29,929,706.05
  5. Step 5: Solve for x
    x = 29,929,706.05/5,375.16
  6. Step 6: Final answer
    x = 5,568.15

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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.