Home / 7,233.52-9,982.26-3,921.52

Finding the Fourth Proportional to 7,233.52, 9,982.26 and 3,921.52

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Solution

The fourth proportional to 7,233.52, 9,982.26 and 3,921.52 is: 5,411.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.52 : 9,982.26 = 3,921.52 : x
  2. Step 2: Convert to fraction form
    7,233.52/9,982.26 = 3,921.52/x
  3. Step 3: Cross multiply
    7,233.52x = 9,982.26 × 3,921.52
  4. Step 4: Simplify right side
    7,233.52x = 39,145,632.24
  5. Step 5: Solve for x
    x = 39,145,632.24/7,233.52
  6. Step 6: Final answer
    x = 5,411.70

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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.