Home / 9,932.72-13,707.36-5,456.75

Finding the Fourth Proportional to 9,932.72, 13,707.36 and 5,456.75

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Solution

The fourth proportional to 9,932.72, 13,707.36 and 5,456.75 is: 7,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.72 : 13,707.36 = 5,456.75 : x
  2. Step 2: Convert to fraction form
    9,932.72/13,707.36 = 5,456.75/x
  3. Step 3: Cross multiply
    9,932.72x = 13,707.36 × 5,456.75
  4. Step 4: Simplify right side
    9,932.72x = 74,797,636.68
  5. Step 5: Solve for x
    x = 74,797,636.68/9,932.72
  6. Step 6: Final answer
    x = 7,530.43

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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.