Home / 2,526.43-3,789.41-677.48

Finding the Fourth Proportional to 2,526.43, 3,789.41 and 677.48

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Solution

The fourth proportional to 2,526.43, 3,789.41 and 677.48 is: 1,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.43 : 3,789.41 = 677.48 : x
  2. Step 2: Convert to fraction form
    2,526.43/3,789.41 = 677.48/x
  3. Step 3: Cross multiply
    2,526.43x = 3,789.41 × 677.48
  4. Step 4: Simplify right side
    2,526.43x = 2,567,249.49
  5. Step 5: Solve for x
    x = 2,567,249.49/2,526.43
  6. Step 6: Final answer
    x = 1,016.16

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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.