Home / 3,334.97-5,002.36-1,387.13

Finding the Fourth Proportional to 3,334.97, 5,002.36 and 1,387.13

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Solution

The fourth proportional to 3,334.97, 5,002.36 and 1,387.13 is: 2,080.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.97 : 5,002.36 = 1,387.13 : x
  2. Step 2: Convert to fraction form
    3,334.97/5,002.36 = 1,387.13/x
  3. Step 3: Cross multiply
    3,334.97x = 5,002.36 × 1,387.13
  4. Step 4: Simplify right side
    3,334.97x = 6,938,895.15
  5. Step 5: Solve for x
    x = 6,938,895.15/3,334.97
  6. Step 6: Final answer
    x = 2,080.65

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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.