Home / 3,200.70-4,414.26-2,081.08

Finding the Fourth Proportional to 3,200.70, 4,414.26 and 2,081.08

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Solution

The fourth proportional to 3,200.70, 4,414.26 and 2,081.08 is: 2,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.70 : 4,414.26 = 2,081.08 : x
  2. Step 2: Convert to fraction form
    3,200.70/4,414.26 = 2,081.08/x
  3. Step 3: Cross multiply
    3,200.70x = 4,414.26 × 2,081.08
  4. Step 4: Simplify right side
    3,200.70x = 9,186,428.20
  5. Step 5: Solve for x
    x = 9,186,428.20/3,200.70
  6. Step 6: Final answer
    x = 2,870.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.