Home / 5,608.17-8,412.21-1,712.61

Finding the Fourth Proportional to 5,608.17, 8,412.21 and 1,712.61

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Solution

The fourth proportional to 5,608.17, 8,412.21 and 1,712.61 is: 2,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608.17 : 8,412.21 = 1,712.61 : x
  2. Step 2: Convert to fraction form
    5,608.17/8,412.21 = 1,712.61/x
  3. Step 3: Cross multiply
    5,608.17x = 8,412.21 × 1,712.61
  4. Step 4: Simplify right side
    5,608.17x = 14,406,834.97
  5. Step 5: Solve for x
    x = 14,406,834.97/5,608.17
  6. Step 6: Final answer
    x = 2,568.90

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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.