Home / 3,441.12-5,161.60-1,249

Finding the Fourth Proportional to 3,441.12, 5,161.60 and 1,249

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Solution

The fourth proportional to 3,441.12, 5,161.60 and 1,249 is: 1,873.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,441.12 : 5,161.60 = 1,249 : x
  2. Step 2: Convert to fraction form
    3,441.12/5,161.60 = 1,249/x
  3. Step 3: Cross multiply
    3,441.12x = 5,161.60 × 1,249
  4. Step 4: Simplify right side
    3,441.12x = 6,446,838.40
  5. Step 5: Solve for x
    x = 6,446,838.40/3,441.12
  6. Step 6: Final answer
    x = 1,873.47

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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.