Home / 4,165.13-6,248.51-2,191.70

Finding the Fourth Proportional to 4,165.13, 6,248.51 and 2,191.70

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Solution

The fourth proportional to 4,165.13, 6,248.51 and 2,191.70 is: 3,287.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.13 : 6,248.51 = 2,191.70 : x
  2. Step 2: Convert to fraction form
    4,165.13/6,248.51 = 2,191.70/x
  3. Step 3: Cross multiply
    4,165.13x = 6,248.51 × 2,191.70
  4. Step 4: Simplify right side
    4,165.13x = 13,694,833.60
  5. Step 5: Solve for x
    x = 13,694,833.60/4,165.13
  6. Step 6: Final answer
    x = 3,287.98

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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.