Home / 7,850.14-11,773.38-2,922.10

Finding the Fourth Proportional to 7,850.14, 11,773.38 and 2,922.10

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Solution

The fourth proportional to 7,850.14, 11,773.38 and 2,922.10 is: 4,382.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.14 : 11,773.38 = 2,922.10 : x
  2. Step 2: Convert to fraction form
    7,850.14/11,773.38 = 2,922.10/x
  3. Step 3: Cross multiply
    7,850.14x = 11,773.38 × 2,922.10
  4. Step 4: Simplify right side
    7,850.14x = 34,402,993.70
  5. Step 5: Solve for x
    x = 34,402,993.70/7,850.14
  6. Step 6: Final answer
    x = 4,382.47

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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.