Home / 3,517.29-5,276.17-1,177.54

Finding the Fourth Proportional to 3,517.29, 5,276.17 and 1,177.54

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Solution

The fourth proportional to 3,517.29, 5,276.17 and 1,177.54 is: 1,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.29 : 5,276.17 = 1,177.54 : x
  2. Step 2: Convert to fraction form
    3,517.29/5,276.17 = 1,177.54/x
  3. Step 3: Cross multiply
    3,517.29x = 5,276.17 × 1,177.54
  4. Step 4: Simplify right side
    3,517.29x = 6,212,901.22
  5. Step 5: Solve for x
    x = 6,212,901.22/3,517.29
  6. Step 6: Final answer
    x = 1,766.39

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1.5x scale

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.