Home / 2,322.11-3,204.49-1,274.15

Finding the Fourth Proportional to 2,322.11, 3,204.49 and 1,274.15

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Solution

The fourth proportional to 2,322.11, 3,204.49 and 1,274.15 is: 1,758.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.11 : 3,204.49 = 1,274.15 : x
  2. Step 2: Convert to fraction form
    2,322.11/3,204.49 = 1,274.15/x
  3. Step 3: Cross multiply
    2,322.11x = 3,204.49 × 1,274.15
  4. Step 4: Simplify right side
    2,322.11x = 4,083,000.93
  5. Step 5: Solve for x
    x = 4,083,000.93/2,322.11
  6. Step 6: Final answer
    x = 1,758.32

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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.