Home / 2,193.38-3,026.91-1,249.10

Finding the Fourth Proportional to 2,193.38, 3,026.91 and 1,249.10

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Solution

The fourth proportional to 2,193.38, 3,026.91 and 1,249.10 is: 1,723.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.38 : 3,026.91 = 1,249.10 : x
  2. Step 2: Convert to fraction form
    2,193.38/3,026.91 = 1,249.10/x
  3. Step 3: Cross multiply
    2,193.38x = 3,026.91 × 1,249.10
  4. Step 4: Simplify right side
    2,193.38x = 3,780,913.28
  5. Step 5: Solve for x
    x = 3,780,913.28/2,193.38
  6. Step 6: Final answer
    x = 1,723.78

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,194.38, 3,028.29 and 1,250.10
Similar ratio
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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.