Home / 2,562.62-3,845.99-1,330.38

Finding the Fourth Proportional to 2,562.62, 3,845.99 and 1,330.38

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Solution

The fourth proportional to 2,562.62, 3,845.99 and 1,330.38 is: 1,996.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,562.62 : 3,845.99 = 1,330.38 : x
  2. Step 2: Convert to fraction form
    2,562.62/3,845.99 = 1,330.38/x
  3. Step 3: Cross multiply
    2,562.62x = 3,845.99 × 1,330.38
  4. Step 4: Simplify right side
    2,562.62x = 5,116,621.52
  5. Step 5: Solve for x
    x = 5,116,621.52/2,562.62
  6. Step 6: Final answer
    x = 1,996.64

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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.