Home / 5,711.38-8,568.33-2,427.28

Finding the Fourth Proportional to 5,711.38, 8,568.33 and 2,427.28

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Solution

The fourth proportional to 5,711.38, 8,568.33 and 2,427.28 is: 3,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,711.38 : 8,568.33 = 2,427.28 : x
  2. Step 2: Convert to fraction form
    5,711.38/8,568.33 = 2,427.28/x
  3. Step 3: Cross multiply
    5,711.38x = 8,568.33 × 2,427.28
  4. Step 4: Simplify right side
    5,711.38x = 20,797,681.06
  5. Step 5: Solve for x
    x = 20,797,681.06/5,711.38
  6. Step 6: Final answer
    x = 3,641.45

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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.