Home / 5,954.38-8,220.30-3,937.89

Finding the Fourth Proportional to 5,954.38, 8,220.30 and 3,937.89

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Solution

The fourth proportional to 5,954.38, 8,220.30 and 3,937.89 is: 5,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,954.38 : 8,220.30 = 3,937.89 : x
  2. Step 2: Convert to fraction form
    5,954.38/8,220.30 = 3,937.89/x
  3. Step 3: Cross multiply
    5,954.38x = 8,220.30 × 3,937.89
  4. Step 4: Simplify right side
    5,954.38x = 32,370,637.17
  5. Step 5: Solve for x
    x = 32,370,637.17/5,954.38
  6. Step 6: Final answer
    x = 5,436.44

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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.