Home / 2,936.13-4,405.60-1,375.88

Finding the Fourth Proportional to 2,936.13, 4,405.60 and 1,375.88

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Solution

The fourth proportional to 2,936.13, 4,405.60 and 1,375.88 is: 2,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.13 : 4,405.60 = 1,375.88 : x
  2. Step 2: Convert to fraction form
    2,936.13/4,405.60 = 1,375.88/x
  3. Step 3: Cross multiply
    2,936.13x = 4,405.60 × 1,375.88
  4. Step 4: Simplify right side
    2,936.13x = 6,061,570.95
  5. Step 5: Solve for x
    x = 6,061,570.95/2,936.13
  6. Step 6: Final answer
    x = 2,064.48

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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.