Home / 10,675.25-16,015.31-3,749.75

Finding the Fourth Proportional to 10,675.25, 16,015.31 and 3,749.75

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Solution

The fourth proportional to 10,675.25, 16,015.31 and 3,749.75 is: 5,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675.25 : 16,015.31 = 3,749.75 : x
  2. Step 2: Convert to fraction form
    10,675.25/16,015.31 = 3,749.75/x
  3. Step 3: Cross multiply
    10,675.25x = 16,015.31 × 3,749.75
  4. Step 4: Simplify right side
    10,675.25x = 60,053,408.67
  5. Step 5: Solve for x
    x = 60,053,408.67/10,675.25
  6. Step 6: Final answer
    x = 5,625.48

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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.