Home / 3,971.08-5,956.94-1,505.89

Finding the Fourth Proportional to 3,971.08, 5,956.94 and 1,505.89

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Solution

The fourth proportional to 3,971.08, 5,956.94 and 1,505.89 is: 2,258.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.08 : 5,956.94 = 1,505.89 : x
  2. Step 2: Convert to fraction form
    3,971.08/5,956.94 = 1,505.89/x
  3. Step 3: Cross multiply
    3,971.08x = 5,956.94 × 1,505.89
  4. Step 4: Simplify right side
    3,971.08x = 8,970,507.59
  5. Step 5: Solve for x
    x = 8,970,507.59/3,971.08
  6. Step 6: Final answer
    x = 2,258.96

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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.