Home / 7,441.13-11,161.76-1,894.47

Finding the Fourth Proportional to 7,441.13, 11,161.76 and 1,894.47

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Solution

The fourth proportional to 7,441.13, 11,161.76 and 1,894.47 is: 2,841.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,441.13 : 11,161.76 = 1,894.47 : x
  2. Step 2: Convert to fraction form
    7,441.13/11,161.76 = 1,894.47/x
  3. Step 3: Cross multiply
    7,441.13x = 11,161.76 × 1,894.47
  4. Step 4: Simplify right side
    7,441.13x = 21,145,651.85
  5. Step 5: Solve for x
    x = 21,145,651.85/7,441.13
  6. Step 6: Final answer
    x = 2,841.73

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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.