Home / 2,248.45-3,103.27-1,409.88

Finding the Fourth Proportional to 2,248.45, 3,103.27 and 1,409.88

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Solution

The fourth proportional to 2,248.45, 3,103.27 and 1,409.88 is: 1,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.45 : 3,103.27 = 1,409.88 : x
  2. Step 2: Convert to fraction form
    2,248.45/3,103.27 = 1,409.88/x
  3. Step 3: Cross multiply
    2,248.45x = 3,103.27 × 1,409.88
  4. Step 4: Simplify right side
    2,248.45x = 4,375,246.42
  5. Step 5: Solve for x
    x = 4,375,246.42/2,248.45
  6. Step 6: Final answer
    x = 1,945.90

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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.