Home / 5,141.76-7,092.48-3,275.52

Finding the Fourth Proportional to 5,141.76, 7,092.48 and 3,275.52

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Solution

The fourth proportional to 5,141.76, 7,092.48 and 3,275.52 is: 4,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.76 : 7,092.48 = 3,275.52 : x
  2. Step 2: Convert to fraction form
    5,141.76/7,092.48 = 3,275.52/x
  3. Step 3: Cross multiply
    5,141.76x = 7,092.48 × 3,275.52
  4. Step 4: Simplify right side
    5,141.76x = 23,231,560.09
  5. Step 5: Solve for x
    x = 23,231,560.09/5,141.76
  6. Step 6: Final answer
    x = 4,518.21

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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.