Home / 2,323.49-3,207.66-1,791.21

Finding the Fourth Proportional to 2,323.49, 3,207.66 and 1,791.21

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Solution

The fourth proportional to 2,323.49, 3,207.66 and 1,791.21 is: 2,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.49 : 3,207.66 = 1,791.21 : x
  2. Step 2: Convert to fraction form
    2,323.49/3,207.66 = 1,791.21/x
  3. Step 3: Cross multiply
    2,323.49x = 3,207.66 × 1,791.21
  4. Step 4: Simplify right side
    2,323.49x = 5,745,592.67
  5. Step 5: Solve for x
    x = 5,745,592.67/2,323.49
  6. Step 6: Final answer
    x = 2,472.83

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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.