Home / 3,634.88-5,451.71-1,294.79

Finding the Fourth Proportional to 3,634.88, 5,451.71 and 1,294.79

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Solution

The fourth proportional to 3,634.88, 5,451.71 and 1,294.79 is: 1,941.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.88 : 5,451.71 = 1,294.79 : x
  2. Step 2: Convert to fraction form
    3,634.88/5,451.71 = 1,294.79/x
  3. Step 3: Cross multiply
    3,634.88x = 5,451.71 × 1,294.79
  4. Step 4: Simplify right side
    3,634.88x = 7,058,785.86
  5. Step 5: Solve for x
    x = 7,058,785.86/3,634.88
  6. Step 6: Final answer
    x = 1,941.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.