Home / 4,169.91-6,246.63-3,240.39

Finding the Fourth Proportional to 4,169.91, 6,246.63 and 3,240.39

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Solution

The fourth proportional to 4,169.91, 6,246.63 and 3,240.39 is: 4,854.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.91 : 6,246.63 = 3,240.39 : x
  2. Step 2: Convert to fraction form
    4,169.91/6,246.63 = 3,240.39/x
  3. Step 3: Cross multiply
    4,169.91x = 6,246.63 × 3,240.39
  4. Step 4: Simplify right side
    4,169.91x = 20,241,517.39
  5. Step 5: Solve for x
    x = 20,241,517.39/4,169.91
  6. Step 6: Final answer
    x = 4,854.19

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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.