Home / 4,126.85-6,180.91-2,479.92

Finding the Fourth Proportional to 4,126.85, 6,180.91 and 2,479.92

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Solution

The fourth proportional to 4,126.85, 6,180.91 and 2,479.92 is: 3,714.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.85 : 6,180.91 = 2,479.92 : x
  2. Step 2: Convert to fraction form
    4,126.85/6,180.91 = 2,479.92/x
  3. Step 3: Cross multiply
    4,126.85x = 6,180.91 × 2,479.92
  4. Step 4: Simplify right side
    4,126.85x = 15,328,132.95
  5. Step 5: Solve for x
    x = 15,328,132.95/4,126.85
  6. Step 6: Final answer
    x = 3,714.25

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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.