Home / 2,240.62-3,092.13-1,245.94

Finding the Fourth Proportional to 2,240.62, 3,092.13 and 1,245.94

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Solution

The fourth proportional to 2,240.62, 3,092.13 and 1,245.94 is: 1,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.62 : 3,092.13 = 1,245.94 : x
  2. Step 2: Convert to fraction form
    2,240.62/3,092.13 = 1,245.94/x
  3. Step 3: Cross multiply
    2,240.62x = 3,092.13 × 1,245.94
  4. Step 4: Simplify right side
    2,240.62x = 3,852,608.45
  5. Step 5: Solve for x
    x = 3,852,608.45/2,240.62
  6. Step 6: Final answer
    x = 1,719.44

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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.