Home / 2,251.02-3,370.14-1,872.75

Finding the Fourth Proportional to 2,251.02, 3,370.14 and 1,872.75

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Solution

The fourth proportional to 2,251.02, 3,370.14 and 1,872.75 is: 2,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251.02 : 3,370.14 = 1,872.75 : x
  2. Step 2: Convert to fraction form
    2,251.02/3,370.14 = 1,872.75/x
  3. Step 3: Cross multiply
    2,251.02x = 3,370.14 × 1,872.75
  4. Step 4: Simplify right side
    2,251.02x = 6,311,442.32
  5. Step 5: Solve for x
    x = 6,311,442.32/2,251.02
  6. Step 6: Final answer
    x = 2,803.81

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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.