Home / 9,932.75-13,707.41-5,456.51

Finding the Fourth Proportional to 9,932.75, 13,707.41 and 5,456.51

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Solution

The fourth proportional to 9,932.75, 13,707.41 and 5,456.51 is: 7,530.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.75 : 13,707.41 = 5,456.51 : x
  2. Step 2: Convert to fraction form
    9,932.75/13,707.41 = 5,456.51/x
  3. Step 3: Cross multiply
    9,932.75x = 13,707.41 × 5,456.51
  4. Step 4: Simplify right side
    9,932.75x = 74,794,619.74
  5. Step 5: Solve for x
    x = 74,794,619.74/9,932.75
  6. Step 6: Final answer
    x = 7,530.10

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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.