Home / 4,147.17-5,725.28-3,200.92

Finding the Fourth Proportional to 4,147.17, 5,725.28 and 3,200.92

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Solution

The fourth proportional to 4,147.17, 5,725.28 and 3,200.92 is: 4,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.17 : 5,725.28 = 3,200.92 : x
  2. Step 2: Convert to fraction form
    4,147.17/5,725.28 = 3,200.92/x
  3. Step 3: Cross multiply
    4,147.17x = 5,725.28 × 3,200.92
  4. Step 4: Simplify right side
    4,147.17x = 18,326,156.95
  5. Step 5: Solve for x
    x = 18,326,156.95/4,147.17
  6. Step 6: Final answer
    x = 4,418.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.