Home / 2,851.66-3,935.48-1,593.12

Finding the Fourth Proportional to 2,851.66, 3,935.48 and 1,593.12

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Solution

The fourth proportional to 2,851.66, 3,935.48 and 1,593.12 is: 2,198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851.66 : 3,935.48 = 1,593.12 : x
  2. Step 2: Convert to fraction form
    2,851.66/3,935.48 = 1,593.12/x
  3. Step 3: Cross multiply
    2,851.66x = 3,935.48 × 1,593.12
  4. Step 4: Simplify right side
    2,851.66x = 6,269,691.90
  5. Step 5: Solve for x
    x = 6,269,691.90/2,851.66
  6. Step 6: Final answer
    x = 2,198.61

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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.