Home / 7,754.14-11,631.26-1,910.71

Finding the Fourth Proportional to 7,754.14, 11,631.26 and 1,910.71

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Solution

The fourth proportional to 7,754.14, 11,631.26 and 1,910.71 is: 2,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.14 : 11,631.26 = 1,910.71 : x
  2. Step 2: Convert to fraction form
    7,754.14/11,631.26 = 1,910.71/x
  3. Step 3: Cross multiply
    7,754.14x = 11,631.26 × 1,910.71
  4. Step 4: Simplify right side
    7,754.14x = 22,223,964.79
  5. Step 5: Solve for x
    x = 22,223,964.79/7,754.14
  6. Step 6: Final answer
    x = 2,866.08

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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.