Home / 9,799.92-13,524-5,323.72

Finding the Fourth Proportional to 9,799.92, 13,524 and 5,323.72

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Solution

The fourth proportional to 9,799.92, 13,524 and 5,323.72 is: 7,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.92 : 13,524 = 5,323.72 : x
  2. Step 2: Convert to fraction form
    9,799.92/13,524 = 5,323.72/x
  3. Step 3: Cross multiply
    9,799.92x = 13,524 × 5,323.72
  4. Step 4: Simplify right side
    9,799.92x = 71,997,989.28
  5. Step 5: Solve for x
    x = 71,997,989.28/9,799.92
  6. Step 6: Final answer
    x = 7,346.79

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1.5x scale

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.