Home / 4,140.92-5,714.57-2,252.61

Finding the Fourth Proportional to 4,140.92, 5,714.57 and 2,252.61

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Solution

The fourth proportional to 4,140.92, 5,714.57 and 2,252.61 is: 3,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.92 : 5,714.57 = 2,252.61 : x
  2. Step 2: Convert to fraction form
    4,140.92/5,714.57 = 2,252.61/x
  3. Step 3: Cross multiply
    4,140.92x = 5,714.57 × 2,252.61
  4. Step 4: Simplify right side
    4,140.92x = 12,872,666.14
  5. Step 5: Solve for x
    x = 12,872,666.14/4,140.92
  6. Step 6: Final answer
    x = 3,108.65

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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.