Home / 2,563.74-3,839.45-1,464.78

Finding the Fourth Proportional to 2,563.74, 3,839.45 and 1,464.78

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Solution

The fourth proportional to 2,563.74, 3,839.45 and 1,464.78 is: 2,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.74 : 3,839.45 = 1,464.78 : x
  2. Step 2: Convert to fraction form
    2,563.74/3,839.45 = 1,464.78/x
  3. Step 3: Cross multiply
    2,563.74x = 3,839.45 × 1,464.78
  4. Step 4: Simplify right side
    2,563.74x = 5,623,942.25
  5. Step 5: Solve for x
    x = 5,623,942.25/2,563.74
  6. Step 6: Final answer
    x = 2,193.65

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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.