Home / 3,342.48-5,013.72-1,151.25

Finding the Fourth Proportional to 3,342.48, 5,013.72 and 1,151.25

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Solution

The fourth proportional to 3,342.48, 5,013.72 and 1,151.25 is: 1,726.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342.48 : 5,013.72 = 1,151.25 : x
  2. Step 2: Convert to fraction form
    3,342.48/5,013.72 = 1,151.25/x
  3. Step 3: Cross multiply
    3,342.48x = 5,013.72 × 1,151.25
  4. Step 4: Simplify right side
    3,342.48x = 5,772,045.15
  5. Step 5: Solve for x
    x = 5,772,045.15/3,342.48
  6. Step 6: Final answer
    x = 1,726.88

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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.