Home / 2,254.06-3,110.49-1,259.14

Finding the Fourth Proportional to 2,254.06, 3,110.49 and 1,259.14

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Solution

The fourth proportional to 2,254.06, 3,110.49 and 1,259.14 is: 1,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.06 : 3,110.49 = 1,259.14 : x
  2. Step 2: Convert to fraction form
    2,254.06/3,110.49 = 1,259.14/x
  3. Step 3: Cross multiply
    2,254.06x = 3,110.49 × 1,259.14
  4. Step 4: Simplify right side
    2,254.06x = 3,916,542.38
  5. Step 5: Solve for x
    x = 3,916,542.38/2,254.06
  6. Step 6: Final answer
    x = 1,737.55

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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.