Home / 2,248.38-3,100.41-2,219.22

Finding the Fourth Proportional to 2,248.38, 3,100.41 and 2,219.22

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Solution

The fourth proportional to 2,248.38, 3,100.41 and 2,219.22 is: 3,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.38 : 3,100.41 = 2,219.22 : x
  2. Step 2: Convert to fraction form
    2,248.38/3,100.41 = 2,219.22/x
  3. Step 3: Cross multiply
    2,248.38x = 3,100.41 × 2,219.22
  4. Step 4: Simplify right side
    2,248.38x = 6,880,491.88
  5. Step 5: Solve for x
    x = 6,880,491.88/2,248.38
  6. Step 6: Final answer
    x = 3,060.20

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Half scale
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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.