Home / 8,082.21-11,154.48-4,546.11

Finding the Fourth Proportional to 8,082.21, 11,154.48 and 4,546.11

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Solution

The fourth proportional to 8,082.21, 11,154.48 and 4,546.11 is: 6,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082.21 : 11,154.48 = 4,546.11 : x
  2. Step 2: Convert to fraction form
    8,082.21/11,154.48 = 4,546.11/x
  3. Step 3: Cross multiply
    8,082.21x = 11,154.48 × 4,546.11
  4. Step 4: Simplify right side
    8,082.21x = 50,709,455.11
  5. Step 5: Solve for x
    x = 50,709,455.11/8,082.21
  6. Step 6: Final answer
    x = 6,274.20

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.