Home / 2,902.02-4,010.49-2,578.02

Finding the Fourth Proportional to 2,902.02, 4,010.49 and 2,578.02

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Solution

The fourth proportional to 2,902.02, 4,010.49 and 2,578.02 is: 3,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.02 : 4,010.49 = 2,578.02 : x
  2. Step 2: Convert to fraction form
    2,902.02/4,010.49 = 2,578.02/x
  3. Step 3: Cross multiply
    2,902.02x = 4,010.49 × 2,578.02
  4. Step 4: Simplify right side
    2,902.02x = 10,339,123.43
  5. Step 5: Solve for x
    x = 10,339,123.43/2,902.02
  6. Step 6: Final answer
    x = 3,562.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.