Home / 2,204.78-3,307.94-1,382.08

Finding the Fourth Proportional to 2,204.78, 3,307.94 and 1,382.08

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Solution

The fourth proportional to 2,204.78, 3,307.94 and 1,382.08 is: 2,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.78 : 3,307.94 = 1,382.08 : x
  2. Step 2: Convert to fraction form
    2,204.78/3,307.94 = 1,382.08/x
  3. Step 3: Cross multiply
    2,204.78x = 3,307.94 × 1,382.08
  4. Step 4: Simplify right side
    2,204.78x = 4,571,822.53
  5. Step 5: Solve for x
    x = 4,571,822.53/2,204.78
  6. Step 6: Final answer
    x = 2,073.59

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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.