Home / 5,314.51-7,331.97-3,425.95

Finding the Fourth Proportional to 5,314.51, 7,331.97 and 3,425.95

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Solution

The fourth proportional to 5,314.51, 7,331.97 and 3,425.95 is: 4,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314.51 : 7,331.97 = 3,425.95 : x
  2. Step 2: Convert to fraction form
    5,314.51/7,331.97 = 3,425.95/x
  3. Step 3: Cross multiply
    5,314.51x = 7,331.97 × 3,425.95
  4. Step 4: Simplify right side
    5,314.51x = 25,118,962.62
  5. Step 5: Solve for x
    x = 25,118,962.62/5,314.51
  6. Step 6: Final answer
    x = 4,726.49

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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.