Home / 2,197.53-3,294.73-1,101.10

Finding the Fourth Proportional to 2,197.53, 3,294.73 and 1,101.10

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Solution

The fourth proportional to 2,197.53, 3,294.73 and 1,101.10 is: 1,650.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.53 : 3,294.73 = 1,101.10 : x
  2. Step 2: Convert to fraction form
    2,197.53/3,294.73 = 1,101.10/x
  3. Step 3: Cross multiply
    2,197.53x = 3,294.73 × 1,101.10
  4. Step 4: Simplify right side
    2,197.53x = 3,627,827.20
  5. Step 5: Solve for x
    x = 3,627,827.20/2,197.53
  6. Step 6: Final answer
    x = 1,650.87

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.