Home / 3,381.30-5,071.89-1,736.88

Finding the Fourth Proportional to 3,381.30, 5,071.89 and 1,736.88

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Solution

The fourth proportional to 3,381.30, 5,071.89 and 1,736.88 is: 2,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.30 : 5,071.89 = 1,736.88 : x
  2. Step 2: Convert to fraction form
    3,381.30/5,071.89 = 1,736.88/x
  3. Step 3: Cross multiply
    3,381.30x = 5,071.89 × 1,736.88
  4. Step 4: Simplify right side
    3,381.30x = 8,809,264.30
  5. Step 5: Solve for x
    x = 8,809,264.30/3,381.30
  6. Step 6: Final answer
    x = 2,605.29

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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.