Home / 2,249.12-3,104-1,364.72

Finding the Fourth Proportional to 2,249.12, 3,104 and 1,364.72

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Solution

The fourth proportional to 2,249.12, 3,104 and 1,364.72 is: 1,883.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249.12 : 3,104 = 1,364.72 : x
  2. Step 2: Convert to fraction form
    2,249.12/3,104 = 1,364.72/x
  3. Step 3: Cross multiply
    2,249.12x = 3,104 × 1,364.72
  4. Step 4: Simplify right side
    2,249.12x = 4,236,090.88
  5. Step 5: Solve for x
    x = 4,236,090.88/2,249.12
  6. Step 6: Final answer
    x = 1,883.44

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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.