Home / 2,505.42-3,754.98-1,273.14

Finding the Fourth Proportional to 2,505.42, 3,754.98 and 1,273.14

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Solution

The fourth proportional to 2,505.42, 3,754.98 and 1,273.14 is: 1,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.42 : 3,754.98 = 1,273.14 : x
  2. Step 2: Convert to fraction form
    2,505.42/3,754.98 = 1,273.14/x
  3. Step 3: Cross multiply
    2,505.42x = 3,754.98 × 1,273.14
  4. Step 4: Simplify right side
    2,505.42x = 4,780,615.24
  5. Step 5: Solve for x
    x = 4,780,615.24/2,505.42
  6. Step 6: Final answer
    x = 1,908.11

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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.