Home / 2,286.06-3,430.13-2,249.21

Finding the Fourth Proportional to 2,286.06, 3,430.13 and 2,249.21

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Solution

The fourth proportional to 2,286.06, 3,430.13 and 2,249.21 is: 3,374.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.06 : 3,430.13 = 2,249.21 : x
  2. Step 2: Convert to fraction form
    2,286.06/3,430.13 = 2,249.21/x
  3. Step 3: Cross multiply
    2,286.06x = 3,430.13 × 2,249.21
  4. Step 4: Simplify right side
    2,286.06x = 7,715,082.70
  5. Step 5: Solve for x
    x = 7,715,082.70/2,286.06
  6. Step 6: Final answer
    x = 3,374.84

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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.