Home / 4,191.71-6,294.08-3,613.21

Finding the Fourth Proportional to 4,191.71, 6,294.08 and 3,613.21

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Solution

The fourth proportional to 4,191.71, 6,294.08 and 3,613.21 is: 5,425.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.71 : 6,294.08 = 3,613.21 : x
  2. Step 2: Convert to fraction form
    4,191.71/6,294.08 = 3,613.21/x
  3. Step 3: Cross multiply
    4,191.71x = 6,294.08 × 3,613.21
  4. Step 4: Simplify right side
    4,191.71x = 22,741,826.09
  5. Step 5: Solve for x
    x = 22,741,826.09/4,191.71
  6. Step 6: Final answer
    x = 5,425.44

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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.