Home / 10,979.85-15,152.06-5,943.96

Finding the Fourth Proportional to 10,979.85, 15,152.06 and 5,943.96

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Solution

The fourth proportional to 10,979.85, 15,152.06 and 5,943.96 is: 8,202.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,979.85 : 15,152.06 = 5,943.96 : x
  2. Step 2: Convert to fraction form
    10,979.85/15,152.06 = 5,943.96/x
  3. Step 3: Cross multiply
    10,979.85x = 15,152.06 × 5,943.96
  4. Step 4: Simplify right side
    10,979.85x = 90,063,241.91
  5. Step 5: Solve for x
    x = 90,063,241.91/10,979.85
  6. Step 6: Final answer
    x = 8,202.59

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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.