Home / 2,474.56-3,414.87-1,340.23

Finding the Fourth Proportional to 2,474.56, 3,414.87 and 1,340.23

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Solution

The fourth proportional to 2,474.56, 3,414.87 and 1,340.23 is: 1,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.56 : 3,414.87 = 1,340.23 : x
  2. Step 2: Convert to fraction form
    2,474.56/3,414.87 = 1,340.23/x
  3. Step 3: Cross multiply
    2,474.56x = 3,414.87 × 1,340.23
  4. Step 4: Simplify right side
    2,474.56x = 4,576,700.11
  5. Step 5: Solve for x
    x = 4,576,700.11/2,474.56
  6. Step 6: Final answer
    x = 1,849.50

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Half scale
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Double scale
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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.