Home / 6,161.35-9,245.12-2,874.70

Finding the Fourth Proportional to 6,161.35, 9,245.12 and 2,874.70

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Solution

The fourth proportional to 6,161.35, 9,245.12 and 2,874.70 is: 4,313.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.35 : 9,245.12 = 2,874.70 : x
  2. Step 2: Convert to fraction form
    6,161.35/9,245.12 = 2,874.70/x
  3. Step 3: Cross multiply
    6,161.35x = 9,245.12 × 2,874.70
  4. Step 4: Simplify right side
    6,161.35x = 26,576,946.46
  5. Step 5: Solve for x
    x = 26,576,946.46/6,161.35
  6. Step 6: Final answer
    x = 4,313.49

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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.