Home / 3,388.50-5,082.12-1,197.18

Finding the Fourth Proportional to 3,388.50, 5,082.12 and 1,197.18

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Solution

The fourth proportional to 3,388.50, 5,082.12 and 1,197.18 is: 1,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.50 : 5,082.12 = 1,197.18 : x
  2. Step 2: Convert to fraction form
    3,388.50/5,082.12 = 1,197.18/x
  3. Step 3: Cross multiply
    3,388.50x = 5,082.12 × 1,197.18
  4. Step 4: Simplify right side
    3,388.50x = 6,084,212.42
  5. Step 5: Solve for x
    x = 6,084,212.42/3,388.50
  6. Step 6: Final answer
    x = 1,795.55

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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.