Home / 4,612.66-6,909.74-2,144.04

Finding the Fourth Proportional to 4,612.66, 6,909.74 and 2,144.04

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Solution

The fourth proportional to 4,612.66, 6,909.74 and 2,144.04 is: 3,211.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.66 : 6,909.74 = 2,144.04 : x
  2. Step 2: Convert to fraction form
    4,612.66/6,909.74 = 2,144.04/x
  3. Step 3: Cross multiply
    4,612.66x = 6,909.74 × 2,144.04
  4. Step 4: Simplify right side
    4,612.66x = 14,814,758.95
  5. Step 5: Solve for x
    x = 14,814,758.95/4,612.66
  6. Step 6: Final answer
    x = 3,211.76

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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.