Home / 11,080.97-15,294.31-7,304.81

Finding the Fourth Proportional to 11,080.97, 15,294.31 and 7,304.81

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Solution

The fourth proportional to 11,080.97, 15,294.31 and 7,304.81 is: 10,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.97 : 15,294.31 = 7,304.81 : x
  2. Step 2: Convert to fraction form
    11,080.97/15,294.31 = 7,304.81/x
  3. Step 3: Cross multiply
    11,080.97x = 15,294.31 × 7,304.81
  4. Step 4: Simplify right side
    11,080.97x = 111,721,966.64
  5. Step 5: Solve for x
    x = 111,721,966.64/11,080.97
  6. Step 6: Final answer
    x = 10,082.33

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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.