Home / 5,834.68-8,748.79-3,987.88

Finding the Fourth Proportional to 5,834.68, 8,748.79 and 3,987.88

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Solution

The fourth proportional to 5,834.68, 8,748.79 and 3,987.88 is: 5,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,834.68 : 8,748.79 = 3,987.88 : x
  2. Step 2: Convert to fraction form
    5,834.68/8,748.79 = 3,987.88/x
  3. Step 3: Cross multiply
    5,834.68x = 8,748.79 × 3,987.88
  4. Step 4: Simplify right side
    5,834.68x = 34,889,124.67
  5. Step 5: Solve for x
    x = 34,889,124.67/5,834.68
  6. Step 6: Final answer
    x = 5,979.61

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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.