Home / 3,549.85-4,892.66-2,664.11

Finding the Fourth Proportional to 3,549.85, 4,892.66 and 2,664.11

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Solution

The fourth proportional to 3,549.85, 4,892.66 and 2,664.11 is: 3,671.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.85 : 4,892.66 = 2,664.11 : x
  2. Step 2: Convert to fraction form
    3,549.85/4,892.66 = 2,664.11/x
  3. Step 3: Cross multiply
    3,549.85x = 4,892.66 × 2,664.11
  4. Step 4: Simplify right side
    3,549.85x = 13,034,584.43
  5. Step 5: Solve for x
    x = 13,034,584.43/3,549.85
  6. Step 6: Final answer
    x = 3,671.87

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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.