Home / 4,153.57-5,734.62-3,207.69

Finding the Fourth Proportional to 4,153.57, 5,734.62 and 3,207.69

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Solution

The fourth proportional to 4,153.57, 5,734.62 and 3,207.69 is: 4,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.57 : 5,734.62 = 3,207.69 : x
  2. Step 2: Convert to fraction form
    4,153.57/5,734.62 = 3,207.69/x
  3. Step 3: Cross multiply
    4,153.57x = 5,734.62 × 3,207.69
  4. Step 4: Simplify right side
    4,153.57x = 18,394,883.23
  5. Step 5: Solve for x
    x = 18,394,883.23/4,153.57
  6. Step 6: Final answer
    x = 4,428.69

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Half scale
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Double scale
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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.