Home / 7,577.38-11,364.72-2,311.12

Finding the Fourth Proportional to 7,577.38, 11,364.72 and 2,311.12

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Solution

The fourth proportional to 7,577.38, 11,364.72 and 2,311.12 is: 3,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,577.38 : 11,364.72 = 2,311.12 : x
  2. Step 2: Convert to fraction form
    7,577.38/11,364.72 = 2,311.12/x
  3. Step 3: Cross multiply
    7,577.38x = 11,364.72 × 2,311.12
  4. Step 4: Simplify right side
    7,577.38x = 26,265,231.69
  5. Step 5: Solve for x
    x = 26,265,231.69/7,577.38
  6. Step 6: Final answer
    x = 3,466.27

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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.