Home / 2,304.32-3,189.10-2,249.05

Finding the Fourth Proportional to 2,304.32, 3,189.10 and 2,249.05

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Solution

The fourth proportional to 2,304.32, 3,189.10 and 2,249.05 is: 3,112.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,304.32 : 3,189.10 = 2,249.05 : x
  2. Step 2: Convert to fraction form
    2,304.32/3,189.10 = 2,249.05/x
  3. Step 3: Cross multiply
    2,304.32x = 3,189.10 × 2,249.05
  4. Step 4: Simplify right side
    2,304.32x = 7,172,445.36
  5. Step 5: Solve for x
    x = 7,172,445.36/2,304.32
  6. Step 6: Final answer
    x = 3,112.61

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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.