Home / 3,549.88-5,345.41-2,631.95

Finding the Fourth Proportional to 3,549.88, 5,345.41 and 2,631.95

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Solution

The fourth proportional to 3,549.88, 5,345.41 and 2,631.95 is: 3,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.88 : 5,345.41 = 2,631.95 : x
  2. Step 2: Convert to fraction form
    3,549.88/5,345.41 = 2,631.95/x
  3. Step 3: Cross multiply
    3,549.88x = 5,345.41 × 2,631.95
  4. Step 4: Simplify right side
    3,549.88x = 14,068,851.85
  5. Step 5: Solve for x
    x = 14,068,851.85/3,549.88
  6. Step 6: Final answer
    x = 3,963.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.