Home / 2,204.25-3,042.02-1,272.75

Finding the Fourth Proportional to 2,204.25, 3,042.02 and 1,272.75

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Solution

The fourth proportional to 2,204.25, 3,042.02 and 1,272.75 is: 1,756.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.25 : 3,042.02 = 1,272.75 : x
  2. Step 2: Convert to fraction form
    2,204.25/3,042.02 = 1,272.75/x
  3. Step 3: Cross multiply
    2,204.25x = 3,042.02 × 1,272.75
  4. Step 4: Simplify right side
    2,204.25x = 3,871,724.59
  5. Step 5: Solve for x
    x = 3,871,724.59/2,204.25
  6. Step 6: Final answer
    x = 1,756.48

Related Problems

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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.