Home / 3,727.08-5,142.51-2,234.52

Finding the Fourth Proportional to 3,727.08, 5,142.51 and 2,234.52

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Solution

The fourth proportional to 3,727.08, 5,142.51 and 2,234.52 is: 3,083.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.08 : 5,142.51 = 2,234.52 : x
  2. Step 2: Convert to fraction form
    3,727.08/5,142.51 = 2,234.52/x
  3. Step 3: Cross multiply
    3,727.08x = 5,142.51 × 2,234.52
  4. Step 4: Simplify right side
    3,727.08x = 11,491,041.45
  5. Step 5: Solve for x
    x = 11,491,041.45/3,727.08
  6. Step 6: Final answer
    x = 3,083.12

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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.