Home / 4,474.33-6,711.50-1,187.56

Finding the Fourth Proportional to 4,474.33, 6,711.50 and 1,187.56

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Solution

The fourth proportional to 4,474.33, 6,711.50 and 1,187.56 is: 1,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.33 : 6,711.50 = 1,187.56 : x
  2. Step 2: Convert to fraction form
    4,474.33/6,711.50 = 1,187.56/x
  3. Step 3: Cross multiply
    4,474.33x = 6,711.50 × 1,187.56
  4. Step 4: Simplify right side
    4,474.33x = 7,970,308.94
  5. Step 5: Solve for x
    x = 7,970,308.94/4,474.33
  6. Step 6: Final answer
    x = 1,781.34

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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.