Home / 4,147.17-6,223.85-1,957.43

Finding the Fourth Proportional to 4,147.17, 6,223.85 and 1,957.43

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Solution

The fourth proportional to 4,147.17, 6,223.85 and 1,957.43 is: 2,937.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.17 : 6,223.85 = 1,957.43 : x
  2. Step 2: Convert to fraction form
    4,147.17/6,223.85 = 1,957.43/x
  3. Step 3: Cross multiply
    4,147.17x = 6,223.85 × 1,957.43
  4. Step 4: Simplify right side
    4,147.17x = 12,182,750.71
  5. Step 5: Solve for x
    x = 12,182,750.71/4,147.17
  6. Step 6: Final answer
    x = 2,937.61

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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.