Home / 3,517.43-5,276.21-1,177.47

Finding the Fourth Proportional to 3,517.43, 5,276.21 and 1,177.47

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Solution

The fourth proportional to 3,517.43, 5,276.21 and 1,177.47 is: 1,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.43 : 5,276.21 = 1,177.47 : x
  2. Step 2: Convert to fraction form
    3,517.43/5,276.21 = 1,177.47/x
  3. Step 3: Cross multiply
    3,517.43x = 5,276.21 × 1,177.47
  4. Step 4: Simplify right side
    3,517.43x = 6,212,573.10
  5. Step 5: Solve for x
    x = 6,212,573.10/3,517.43
  6. Step 6: Final answer
    x = 1,766.23

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Double scale
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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.