Home / 10,979.89-15,152.28-5,944.17

Finding the Fourth Proportional to 10,979.89, 15,152.28 and 5,944.17

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Solution

The fourth proportional to 10,979.89, 15,152.28 and 5,944.17 is: 8,202.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.89 : 15,152.28 = 5,944.17 : x
  2. Step 2: Convert to fraction form
    10,979.89/15,152.28 = 5,944.17/x
  3. Step 3: Cross multiply
    10,979.89x = 15,152.28 × 5,944.17
  4. Step 4: Simplify right side
    10,979.89x = 90,067,728.21
  5. Step 5: Solve for x
    x = 90,067,728.21/10,979.89
  6. Step 6: Final answer
    x = 8,202.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.