Home / 3,614.18-4,981.79-2,949.89

Finding the Fourth Proportional to 3,614.18, 4,981.79 and 2,949.89

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Solution

The fourth proportional to 3,614.18, 4,981.79 and 2,949.89 is: 4,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.18 : 4,981.79 = 2,949.89 : x
  2. Step 2: Convert to fraction form
    3,614.18/4,981.79 = 2,949.89/x
  3. Step 3: Cross multiply
    3,614.18x = 4,981.79 × 2,949.89
  4. Step 4: Simplify right side
    3,614.18x = 14,695,714.97
  5. Step 5: Solve for x
    x = 14,695,714.97/3,614.18
  6. Step 6: Final answer
    x = 4,066.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.