Home / 2,240.65-3,092.26-1,246.17

Finding the Fourth Proportional to 2,240.65, 3,092.26 and 1,246.17

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Solution

The fourth proportional to 2,240.65, 3,092.26 and 1,246.17 is: 1,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.65 : 3,092.26 = 1,246.17 : x
  2. Step 2: Convert to fraction form
    2,240.65/3,092.26 = 1,246.17/x
  3. Step 3: Cross multiply
    2,240.65x = 3,092.26 × 1,246.17
  4. Step 4: Simplify right side
    2,240.65x = 3,853,481.64
  5. Step 5: Solve for x
    x = 3,853,481.64/2,240.65
  6. Step 6: Final answer
    x = 1,719.81

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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.