Home / 3,135.93-4,327.30-1,791.53

Finding the Fourth Proportional to 3,135.93, 4,327.30 and 1,791.53

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Solution

The fourth proportional to 3,135.93, 4,327.30 and 1,791.53 is: 2,472.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.93 : 4,327.30 = 1,791.53 : x
  2. Step 2: Convert to fraction form
    3,135.93/4,327.30 = 1,791.53/x
  3. Step 3: Cross multiply
    3,135.93x = 4,327.30 × 1,791.53
  4. Step 4: Simplify right side
    3,135.93x = 7,752,487.77
  5. Step 5: Solve for x
    x = 7,752,487.77/3,135.93
  6. Step 6: Final answer
    x = 2,472.15

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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.