Home / 2,754.53-4,131.80-1,936.46

Finding the Fourth Proportional to 2,754.53, 4,131.80 and 1,936.46

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Solution

The fourth proportional to 2,754.53, 4,131.80 and 1,936.46 is: 2,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.53 : 4,131.80 = 1,936.46 : x
  2. Step 2: Convert to fraction form
    2,754.53/4,131.80 = 1,936.46/x
  3. Step 3: Cross multiply
    2,754.53x = 4,131.80 × 1,936.46
  4. Step 4: Simplify right side
    2,754.53x = 8,001,055.75
  5. Step 5: Solve for x
    x = 8,001,055.75/2,754.53
  6. Step 6: Final answer
    x = 2,904.70

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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.