Home / 2,338.90-3,227.92-1,344.22

Finding the Fourth Proportional to 2,338.90, 3,227.92 and 1,344.22

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Solution

The fourth proportional to 2,338.90, 3,227.92 and 1,344.22 is: 1,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.90 : 3,227.92 = 1,344.22 : x
  2. Step 2: Convert to fraction form
    2,338.90/3,227.92 = 1,344.22/x
  3. Step 3: Cross multiply
    2,338.90x = 3,227.92 × 1,344.22
  4. Step 4: Simplify right side
    2,338.90x = 4,339,023.19
  5. Step 5: Solve for x
    x = 4,339,023.19/2,338.90
  6. Step 6: Final answer
    x = 1,855.16

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1.5x scale

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.