Home / 2,372.20-3,273.66-1,310.02

Finding the Fourth Proportional to 2,372.20, 3,273.66 and 1,310.02

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Solution

The fourth proportional to 2,372.20, 3,273.66 and 1,310.02 is: 1,807.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.20 : 3,273.66 = 1,310.02 : x
  2. Step 2: Convert to fraction form
    2,372.20/3,273.66 = 1,310.02/x
  3. Step 3: Cross multiply
    2,372.20x = 3,273.66 × 1,310.02
  4. Step 4: Simplify right side
    2,372.20x = 4,288,560.07
  5. Step 5: Solve for x
    x = 4,288,560.07/2,372.20
  6. Step 6: Final answer
    x = 1,807.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.