Home / 2,525.88-3,789.36-1,066.80

Finding the Fourth Proportional to 2,525.88, 3,789.36 and 1,066.80

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Solution

The fourth proportional to 2,525.88, 3,789.36 and 1,066.80 is: 1,600.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525.88 : 3,789.36 = 1,066.80 : x
  2. Step 2: Convert to fraction form
    2,525.88/3,789.36 = 1,066.80/x
  3. Step 3: Cross multiply
    2,525.88x = 3,789.36 × 1,066.80
  4. Step 4: Simplify right side
    2,525.88x = 4,042,489.25
  5. Step 5: Solve for x
    x = 4,042,489.25/2,525.88
  6. Step 6: Final answer
    x = 1,600.43

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1.5x scale

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.