Home / 2,548.99-3,824.91-1,378.97

Finding the Fourth Proportional to 2,548.99, 3,824.91 and 1,378.97

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Solution

The fourth proportional to 2,548.99, 3,824.91 and 1,378.97 is: 2,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548.99 : 3,824.91 = 1,378.97 : x
  2. Step 2: Convert to fraction form
    2,548.99/3,824.91 = 1,378.97/x
  3. Step 3: Cross multiply
    2,548.99x = 3,824.91 × 1,378.97
  4. Step 4: Simplify right side
    2,548.99x = 5,274,410.12
  5. Step 5: Solve for x
    x = 5,274,410.12/2,548.99
  6. Step 6: Final answer
    x = 2,069.22

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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.