Home / 3,546.24-5,319.35-949.11

Finding the Fourth Proportional to 3,546.24, 5,319.35 and 949.11

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Solution

The fourth proportional to 3,546.24, 5,319.35 and 949.11 is: 1,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.24 : 5,319.35 = 949.11 : x
  2. Step 2: Convert to fraction form
    3,546.24/5,319.35 = 949.11/x
  3. Step 3: Cross multiply
    3,546.24x = 5,319.35 × 949.11
  4. Step 4: Simplify right side
    3,546.24x = 5,048,616.94
  5. Step 5: Solve for x
    x = 5,048,616.94/3,546.24
  6. Step 6: Final answer
    x = 1,423.66

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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.