Home / 3,249.82-4,877.47-1,402.34

Finding the Fourth Proportional to 3,249.82, 4,877.47 and 1,402.34

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Solution

The fourth proportional to 3,249.82, 4,877.47 and 1,402.34 is: 2,104.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.82 : 4,877.47 = 1,402.34 : x
  2. Step 2: Convert to fraction form
    3,249.82/4,877.47 = 1,402.34/x
  3. Step 3: Cross multiply
    3,249.82x = 4,877.47 × 1,402.34
  4. Step 4: Simplify right side
    3,249.82x = 6,839,854.48
  5. Step 5: Solve for x
    x = 6,839,854.48/3,249.82
  6. Step 6: Final answer
    x = 2,104.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.