Home / 2,260.92-3,119.52-1,266.24

Finding the Fourth Proportional to 2,260.92, 3,119.52 and 1,266.24

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Solution

The fourth proportional to 2,260.92, 3,119.52 and 1,266.24 is: 1,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.92 : 3,119.52 = 1,266.24 : x
  2. Step 2: Convert to fraction form
    2,260.92/3,119.52 = 1,266.24/x
  3. Step 3: Cross multiply
    2,260.92x = 3,119.52 × 1,266.24
  4. Step 4: Simplify right side
    2,260.92x = 3,950,061.00
  5. Step 5: Solve for x
    x = 3,950,061.00/2,260.92
  6. Step 6: Final answer
    x = 1,747.10

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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.