Home / 3,083.16-4,248.55-2,375.12

Finding the Fourth Proportional to 3,083.16, 4,248.55 and 2,375.12

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Solution

The fourth proportional to 3,083.16, 4,248.55 and 2,375.12 is: 3,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.16 : 4,248.55 = 2,375.12 : x
  2. Step 2: Convert to fraction form
    3,083.16/4,248.55 = 2,375.12/x
  3. Step 3: Cross multiply
    3,083.16x = 4,248.55 × 2,375.12
  4. Step 4: Simplify right side
    3,083.16x = 10,090,829.67
  5. Step 5: Solve for x
    x = 10,090,829.67/3,083.16
  6. Step 6: Final answer
    x = 3,272.88

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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.