Home / 5,449.96-7,521.71-3,182.04

Finding the Fourth Proportional to 5,449.96, 7,521.71 and 3,182.04

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Solution

The fourth proportional to 5,449.96, 7,521.71 and 3,182.04 is: 4,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.96 : 7,521.71 = 3,182.04 : x
  2. Step 2: Convert to fraction form
    5,449.96/7,521.71 = 3,182.04/x
  3. Step 3: Cross multiply
    5,449.96x = 7,521.71 × 3,182.04
  4. Step 4: Simplify right side
    5,449.96x = 23,934,366.18
  5. Step 5: Solve for x
    x = 23,934,366.18/5,449.96
  6. Step 6: Final answer
    x = 4,391.66

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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.