Home / 5,255.19-7,249.64-3,268.08

Finding the Fourth Proportional to 5,255.19, 7,249.64 and 3,268.08

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Solution

The fourth proportional to 5,255.19, 7,249.64 and 3,268.08 is: 4,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.19 : 7,249.64 = 3,268.08 : x
  2. Step 2: Convert to fraction form
    5,255.19/7,249.64 = 3,268.08/x
  3. Step 3: Cross multiply
    5,255.19x = 7,249.64 × 3,268.08
  4. Step 4: Simplify right side
    5,255.19x = 23,692,387.15
  5. Step 5: Solve for x
    x = 23,692,387.15/5,255.19
  6. Step 6: Final answer
    x = 4,508.38

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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.