Home / 9,786.14-14,679.70-2,766.66

Finding the Fourth Proportional to 9,786.14, 14,679.70 and 2,766.66

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Solution

The fourth proportional to 9,786.14, 14,679.70 and 2,766.66 is: 4,150.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.14 : 14,679.70 = 2,766.66 : x
  2. Step 2: Convert to fraction form
    9,786.14/14,679.70 = 2,766.66/x
  3. Step 3: Cross multiply
    9,786.14x = 14,679.70 × 2,766.66
  4. Step 4: Simplify right side
    9,786.14x = 40,613,651.57
  5. Step 5: Solve for x
    x = 40,613,651.57/9,786.14
  6. Step 6: Final answer
    x = 4,150.12

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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.