Home / 3,079.24-4,249.44-1,753

Finding the Fourth Proportional to 3,079.24, 4,249.44 and 1,753

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Solution

The fourth proportional to 3,079.24, 4,249.44 and 1,753 is: 2,419.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.24 : 4,249.44 = 1,753 : x
  2. Step 2: Convert to fraction form
    3,079.24/4,249.44 = 1,753/x
  3. Step 3: Cross multiply
    3,079.24x = 4,249.44 × 1,753
  4. Step 4: Simplify right side
    3,079.24x = 7,449,268.32
  5. Step 5: Solve for x
    x = 7,449,268.32/3,079.24
  6. Step 6: Final answer
    x = 2,419.19

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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.