Home / 5,296.17-7,939.40-2,372.88

Finding the Fourth Proportional to 5,296.17, 7,939.40 and 2,372.88

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Solution

The fourth proportional to 5,296.17, 7,939.40 and 2,372.88 is: 3,557.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.17 : 7,939.40 = 2,372.88 : x
  2. Step 2: Convert to fraction form
    5,296.17/7,939.40 = 2,372.88/x
  3. Step 3: Cross multiply
    5,296.17x = 7,939.40 × 2,372.88
  4. Step 4: Simplify right side
    5,296.17x = 18,839,243.47
  5. Step 5: Solve for x
    x = 18,839,243.47/5,296.17
  6. Step 6: Final answer
    x = 3,557.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.