Home / 9,764.32-13,474.69-5,287.97

Finding the Fourth Proportional to 9,764.32, 13,474.69 and 5,287.97

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Solution

The fourth proportional to 9,764.32, 13,474.69 and 5,287.97 is: 7,297.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,764.32 : 13,474.69 = 5,287.97 : x
  2. Step 2: Convert to fraction form
    9,764.32/13,474.69 = 5,287.97/x
  3. Step 3: Cross multiply
    9,764.32x = 13,474.69 × 5,287.97
  4. Step 4: Simplify right side
    9,764.32x = 71,253,726.42
  5. Step 5: Solve for x
    x = 71,253,726.42/9,764.32
  6. Step 6: Final answer
    x = 7,297.36

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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.