Home / 3,937.03-5,905.35-1,471.66

Finding the Fourth Proportional to 3,937.03, 5,905.35 and 1,471.66

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Solution

The fourth proportional to 3,937.03, 5,905.35 and 1,471.66 is: 2,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.03 : 5,905.35 = 1,471.66 : x
  2. Step 2: Convert to fraction form
    3,937.03/5,905.35 = 1,471.66/x
  3. Step 3: Cross multiply
    3,937.03x = 5,905.35 × 1,471.66
  4. Step 4: Simplify right side
    3,937.03x = 8,690,667.38
  5. Step 5: Solve for x
    x = 8,690,667.38/3,937.03
  6. Step 6: Final answer
    x = 2,207.42

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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.