Home / 7,834.24-11,749.51-3,677.12

Finding the Fourth Proportional to 7,834.24, 11,749.51 and 3,677.12

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Solution

The fourth proportional to 7,834.24, 11,749.51 and 3,677.12 is: 5,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.24 : 11,749.51 = 3,677.12 : x
  2. Step 2: Convert to fraction form
    7,834.24/11,749.51 = 3,677.12/x
  3. Step 3: Cross multiply
    7,834.24x = 11,749.51 × 3,677.12
  4. Step 4: Simplify right side
    7,834.24x = 43,204,358.21
  5. Step 5: Solve for x
    x = 43,204,358.21/7,834.24
  6. Step 6: Final answer
    x = 5,514.81

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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.