Home / 5,437.38-8,158.86-2,664

Finding the Fourth Proportional to 5,437.38, 8,158.86 and 2,664

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Solution

The fourth proportional to 5,437.38, 8,158.86 and 2,664 is: 3,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.38 : 8,158.86 = 2,664 : x
  2. Step 2: Convert to fraction form
    5,437.38/8,158.86 = 2,664/x
  3. Step 3: Cross multiply
    5,437.38x = 8,158.86 × 2,664
  4. Step 4: Simplify right side
    5,437.38x = 21,735,203.04
  5. Step 5: Solve for x
    x = 21,735,203.04/5,437.38
  6. Step 6: Final answer
    x = 3,997.37

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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.