Home / 3,207.59-4,426.34-1,791.17

Finding the Fourth Proportional to 3,207.59, 4,426.34 and 1,791.17

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Solution

The fourth proportional to 3,207.59, 4,426.34 and 1,791.17 is: 2,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.59 : 4,426.34 = 1,791.17 : x
  2. Step 2: Convert to fraction form
    3,207.59/4,426.34 = 1,791.17/x
  3. Step 3: Cross multiply
    3,207.59x = 4,426.34 × 1,791.17
  4. Step 4: Simplify right side
    3,207.59x = 7,928,327.42
  5. Step 5: Solve for x
    x = 7,928,327.42/3,207.59
  6. Step 6: Final answer
    x = 2,471.74

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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.