Home / 2,229.54-3,076.31-1,234.75

Finding the Fourth Proportional to 2,229.54, 3,076.31 and 1,234.75

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Solution

The fourth proportional to 2,229.54, 3,076.31 and 1,234.75 is: 1,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.54 : 3,076.31 = 1,234.75 : x
  2. Step 2: Convert to fraction form
    2,229.54/3,076.31 = 1,234.75/x
  3. Step 3: Cross multiply
    2,229.54x = 3,076.31 × 1,234.75
  4. Step 4: Simplify right side
    2,229.54x = 3,798,473.77
  5. Step 5: Solve for x
    x = 3,798,473.77/2,229.54
  6. Step 6: Final answer
    x = 1,703.70

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,230.54, 3,077.69 and 1,235.75
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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.