Home / 2,324.33-3,207.57-1,380.57

Finding the Fourth Proportional to 2,324.33, 3,207.57 and 1,380.57

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Solution

The fourth proportional to 2,324.33, 3,207.57 and 1,380.57 is: 1,905.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,324.33 : 3,207.57 = 1,380.57 : x
  2. Step 2: Convert to fraction form
    2,324.33/3,207.57 = 1,380.57/x
  3. Step 3: Cross multiply
    2,324.33x = 3,207.57 × 1,380.57
  4. Step 4: Simplify right side
    2,324.33x = 4,428,274.91
  5. Step 5: Solve for x
    x = 4,428,274.91/2,324.33
  6. Step 6: Final answer
    x = 1,905.19

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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.