Home / 2,249.40-3,098.22-2,235.96

Finding the Fourth Proportional to 2,249.40, 3,098.22 and 2,235.96

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Solution

The fourth proportional to 2,249.40, 3,098.22 and 2,235.96 is: 3,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.40 : 3,098.22 = 2,235.96 : x
  2. Step 2: Convert to fraction form
    2,249.40/3,098.22 = 2,235.96/x
  3. Step 3: Cross multiply
    2,249.40x = 3,098.22 × 2,235.96
  4. Step 4: Simplify right side
    2,249.40x = 6,927,495.99
  5. Step 5: Solve for x
    x = 6,927,495.99/2,249.40
  6. Step 6: Final answer
    x = 3,079.71

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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.