Home / 4,129.06-6,191.97-2,182.90

Finding the Fourth Proportional to 4,129.06, 6,191.97 and 2,182.90

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Solution

The fourth proportional to 4,129.06, 6,191.97 and 2,182.90 is: 3,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.06 : 6,191.97 = 2,182.90 : x
  2. Step 2: Convert to fraction form
    4,129.06/6,191.97 = 2,182.90/x
  3. Step 3: Cross multiply
    4,129.06x = 6,191.97 × 2,182.90
  4. Step 4: Simplify right side
    4,129.06x = 13,516,451.31
  5. Step 5: Solve for x
    x = 13,516,451.31/4,129.06
  6. Step 6: Final answer
    x = 3,273.49

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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.