Home / 2,268.03-3,129.93-1,273.34

Finding the Fourth Proportional to 2,268.03, 3,129.93 and 1,273.34

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Solution

The fourth proportional to 2,268.03, 3,129.93 and 1,273.34 is: 1,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.03 : 3,129.93 = 1,273.34 : x
  2. Step 2: Convert to fraction form
    2,268.03/3,129.93 = 1,273.34/x
  3. Step 3: Cross multiply
    2,268.03x = 3,129.93 × 1,273.34
  4. Step 4: Simplify right side
    2,268.03x = 3,985,449.42
  5. Step 5: Solve for x
    x = 3,985,449.42/2,268.03
  6. Step 6: Final answer
    x = 1,757.23

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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.