Home / 2,240.65-3,092.37-1,356.43

Finding the Fourth Proportional to 2,240.65, 3,092.37 and 1,356.43

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Solution

The fourth proportional to 2,240.65, 3,092.37 and 1,356.43 is: 1,872.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.65 : 3,092.37 = 1,356.43 : x
  2. Step 2: Convert to fraction form
    2,240.65/3,092.37 = 1,356.43/x
  3. Step 3: Cross multiply
    2,240.65x = 3,092.37 × 1,356.43
  4. Step 4: Simplify right side
    2,240.65x = 4,194,583.44
  5. Step 5: Solve for x
    x = 4,194,583.44/2,240.65
  6. Step 6: Final answer
    x = 1,872.04

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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.