Home / 2,268.24-3,130.48-1,273.59

Finding the Fourth Proportional to 2,268.24, 3,130.48 and 1,273.59

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Solution

The fourth proportional to 2,268.24, 3,130.48 and 1,273.59 is: 1,757.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.24 : 3,130.48 = 1,273.59 : x
  2. Step 2: Convert to fraction form
    2,268.24/3,130.48 = 1,273.59/x
  3. Step 3: Cross multiply
    2,268.24x = 3,130.48 × 1,273.59
  4. Step 4: Simplify right side
    2,268.24x = 3,986,949.62
  5. Step 5: Solve for x
    x = 3,986,949.62/2,268.24
  6. Step 6: Final answer
    x = 1,757.73

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1.5x scale

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.