Home / 5,437.88-8,159.61-2,664.50

Finding the Fourth Proportional to 5,437.88, 8,159.61 and 2,664.50

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Solution

The fourth proportional to 5,437.88, 8,159.61 and 2,664.50 is: 3,998.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.88 : 8,159.61 = 2,664.50 : x
  2. Step 2: Convert to fraction form
    5,437.88/8,159.61 = 2,664.50/x
  3. Step 3: Cross multiply
    5,437.88x = 8,159.61 × 2,664.50
  4. Step 4: Simplify right side
    5,437.88x = 21,741,280.85
  5. Step 5: Solve for x
    x = 21,741,280.85/5,437.88
  6. Step 6: Final answer
    x = 3,998.12

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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.