Home / 9,338.80-13,995.76-3,489.52

Finding the Fourth Proportional to 9,338.80, 13,995.76 and 3,489.52

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Solution

The fourth proportional to 9,338.80, 13,995.76 and 3,489.52 is: 5,229.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.80 : 13,995.76 = 3,489.52 : x
  2. Step 2: Convert to fraction form
    9,338.80/13,995.76 = 3,489.52/x
  3. Step 3: Cross multiply
    9,338.80x = 13,995.76 × 3,489.52
  4. Step 4: Simplify right side
    9,338.80x = 48,838,484.44
  5. Step 5: Solve for x
    x = 48,838,484.44/9,338.80
  6. Step 6: Final answer
    x = 5,229.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.