Home / 5,227.25-7,841.60-1,529.75

Finding the Fourth Proportional to 5,227.25, 7,841.60 and 1,529.75

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Solution

The fourth proportional to 5,227.25, 7,841.60 and 1,529.75 is: 2,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.25 : 7,841.60 = 1,529.75 : x
  2. Step 2: Convert to fraction form
    5,227.25/7,841.60 = 1,529.75/x
  3. Step 3: Cross multiply
    5,227.25x = 7,841.60 × 1,529.75
  4. Step 4: Simplify right side
    5,227.25x = 11,995,687.60
  5. Step 5: Solve for x
    x = 11,995,687.60/5,227.25
  6. Step 6: Final answer
    x = 2,294.84

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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.