Home / 3,175.38-4,762.15-1,227.13

Finding the Fourth Proportional to 3,175.38, 4,762.15 and 1,227.13

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Solution

The fourth proportional to 3,175.38, 4,762.15 and 1,227.13 is: 1,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.38 : 4,762.15 = 1,227.13 : x
  2. Step 2: Convert to fraction form
    3,175.38/4,762.15 = 1,227.13/x
  3. Step 3: Cross multiply
    3,175.38x = 4,762.15 × 1,227.13
  4. Step 4: Simplify right side
    3,175.38x = 5,843,762.16
  5. Step 5: Solve for x
    x = 5,843,762.16/3,175.38
  6. Step 6: Final answer
    x = 1,840.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.