Home / 2,517.39-3,772.74-1,130.47

Finding the Fourth Proportional to 2,517.39, 3,772.74 and 1,130.47

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Solution

The fourth proportional to 2,517.39, 3,772.74 and 1,130.47 is: 1,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517.39 : 3,772.74 = 1,130.47 : x
  2. Step 2: Convert to fraction form
    2,517.39/3,772.74 = 1,130.47/x
  3. Step 3: Cross multiply
    2,517.39x = 3,772.74 × 1,130.47
  4. Step 4: Simplify right side
    2,517.39x = 4,264,964.20
  5. Step 5: Solve for x
    x = 4,264,964.20/2,517.39
  6. Step 6: Final answer
    x = 1,694.20

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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.