Home / 3,207.17-4,426.12-1,791.14

Finding the Fourth Proportional to 3,207.17, 4,426.12 and 1,791.14

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Solution

The fourth proportional to 3,207.17, 4,426.12 and 1,791.14 is: 2,471.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.17 : 4,426.12 = 1,791.14 : x
  2. Step 2: Convert to fraction form
    3,207.17/4,426.12 = 1,791.14/x
  3. Step 3: Cross multiply
    3,207.17x = 4,426.12 × 1,791.14
  4. Step 4: Simplify right side
    3,207.17x = 7,927,773.97
  5. Step 5: Solve for x
    x = 7,927,773.97/3,207.17
  6. Step 6: Final answer
    x = 2,471.89

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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.