Home / 4,140.68-5,714.16-2,252.30

Finding the Fourth Proportional to 4,140.68, 5,714.16 and 2,252.30

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Solution

The fourth proportional to 4,140.68, 5,714.16 and 2,252.30 is: 3,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.68 : 5,714.16 = 2,252.30 : x
  2. Step 2: Convert to fraction form
    4,140.68/5,714.16 = 2,252.30/x
  3. Step 3: Cross multiply
    4,140.68x = 5,714.16 × 2,252.30
  4. Step 4: Simplify right side
    4,140.68x = 12,870,002.57
  5. Step 5: Solve for x
    x = 12,870,002.57/4,140.68
  6. Step 6: Final answer
    x = 3,108.19

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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.