Home / 3,422.11-5,133.31-1,341.93

Finding the Fourth Proportional to 3,422.11, 5,133.31 and 1,341.93

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Solution

The fourth proportional to 3,422.11, 5,133.31 and 1,341.93 is: 2,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422.11 : 5,133.31 = 1,341.93 : x
  2. Step 2: Convert to fraction form
    3,422.11/5,133.31 = 1,341.93/x
  3. Step 3: Cross multiply
    3,422.11x = 5,133.31 × 1,341.93
  4. Step 4: Simplify right side
    3,422.11x = 6,888,542.69
  5. Step 5: Solve for x
    x = 6,888,542.69/3,422.11
  6. Step 6: Final answer
    x = 2,012.95

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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.