Home / 3,329.82-4,995-1,222.02

Finding the Fourth Proportional to 3,329.82, 4,995 and 1,222.02

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Solution

The fourth proportional to 3,329.82, 4,995 and 1,222.02 is: 1,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.82 : 4,995 = 1,222.02 : x
  2. Step 2: Convert to fraction form
    3,329.82/4,995 = 1,222.02/x
  3. Step 3: Cross multiply
    3,329.82x = 4,995 × 1,222.02
  4. Step 4: Simplify right side
    3,329.82x = 6,103,989.90
  5. Step 5: Solve for x
    x = 6,103,989.90/3,329.82
  6. Step 6: Final answer
    x = 1,833.13

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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.