Home / 2,268.01-3,129.45-1,273.33

Finding the Fourth Proportional to 2,268.01, 3,129.45 and 1,273.33

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Solution

The fourth proportional to 2,268.01, 3,129.45 and 1,273.33 is: 1,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.01 : 3,129.45 = 1,273.33 : x
  2. Step 2: Convert to fraction form
    2,268.01/3,129.45 = 1,273.33/x
  3. Step 3: Cross multiply
    2,268.01x = 3,129.45 × 1,273.33
  4. Step 4: Simplify right side
    2,268.01x = 3,984,822.57
  5. Step 5: Solve for x
    x = 3,984,822.57/2,268.01
  6. Step 6: Final answer
    x = 1,756.97

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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.