Home / 4,459.90-6,687.91-2,379.44

Finding the Fourth Proportional to 4,459.90, 6,687.91 and 2,379.44

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Solution

The fourth proportional to 4,459.90, 6,687.91 and 2,379.44 is: 3,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.90 : 6,687.91 = 2,379.44 : x
  2. Step 2: Convert to fraction form
    4,459.90/6,687.91 = 2,379.44/x
  3. Step 3: Cross multiply
    4,459.90x = 6,687.91 × 2,379.44
  4. Step 4: Simplify right side
    4,459.90x = 15,913,468.67
  5. Step 5: Solve for x
    x = 15,913,468.67/4,459.90
  6. Step 6: Final answer
    x = 3,568.12

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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.