Home / 7,850.16-11,775.63-2,006.82

Finding the Fourth Proportional to 7,850.16, 11,775.63 and 2,006.82

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Solution

The fourth proportional to 7,850.16, 11,775.63 and 2,006.82 is: 3,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.16 : 11,775.63 = 2,006.82 : x
  2. Step 2: Convert to fraction form
    7,850.16/11,775.63 = 2,006.82/x
  3. Step 3: Cross multiply
    7,850.16x = 11,775.63 × 2,006.82
  4. Step 4: Simplify right side
    7,850.16x = 23,631,569.80
  5. Step 5: Solve for x
    x = 23,631,569.80/7,850.16
  6. Step 6: Final answer
    x = 3,010.33

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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.