Home / 3,286.26-4,535.02-2,240.14

Finding the Fourth Proportional to 3,286.26, 4,535.02 and 2,240.14

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Solution

The fourth proportional to 3,286.26, 4,535.02 and 2,240.14 is: 3,091.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.26 : 4,535.02 = 2,240.14 : x
  2. Step 2: Convert to fraction form
    3,286.26/4,535.02 = 2,240.14/x
  3. Step 3: Cross multiply
    3,286.26x = 4,535.02 × 2,240.14
  4. Step 4: Simplify right side
    3,286.26x = 10,159,079.70
  5. Step 5: Solve for x
    x = 10,159,079.70/3,286.26
  6. Step 6: Final answer
    x = 3,091.38

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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.