Home / 2,245.24-3,098.36-1,250.48

Finding the Fourth Proportional to 2,245.24, 3,098.36 and 1,250.48

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Solution

The fourth proportional to 2,245.24, 3,098.36 and 1,250.48 is: 1,725.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245.24 : 3,098.36 = 1,250.48 : x
  2. Step 2: Convert to fraction form
    2,245.24/3,098.36 = 1,250.48/x
  3. Step 3: Cross multiply
    2,245.24x = 3,098.36 × 1,250.48
  4. Step 4: Simplify right side
    2,245.24x = 3,874,437.21
  5. Step 5: Solve for x
    x = 3,874,437.21/2,245.24
  6. Step 6: Final answer
    x = 1,725.62

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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.