Home / 5,437.29-8,157.11-2,839.53

Finding the Fourth Proportional to 5,437.29, 8,157.11 and 2,839.53

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Solution

The fourth proportional to 5,437.29, 8,157.11 and 2,839.53 is: 4,259.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.29 : 8,157.11 = 2,839.53 : x
  2. Step 2: Convert to fraction form
    5,437.29/8,157.11 = 2,839.53/x
  3. Step 3: Cross multiply
    5,437.29x = 8,157.11 × 2,839.53
  4. Step 4: Simplify right side
    5,437.29x = 23,162,344.36
  5. Step 5: Solve for x
    x = 23,162,344.36/5,437.29
  6. Step 6: Final answer
    x = 4,259.91

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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.