Home / 3,992.09-5,987.73-2,526.80

Finding the Fourth Proportional to 3,992.09, 5,987.73 and 2,526.80

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Solution

The fourth proportional to 3,992.09, 5,987.73 and 2,526.80 is: 3,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.09 : 5,987.73 = 2,526.80 : x
  2. Step 2: Convert to fraction form
    3,992.09/5,987.73 = 2,526.80/x
  3. Step 3: Cross multiply
    3,992.09x = 5,987.73 × 2,526.80
  4. Step 4: Simplify right side
    3,992.09x = 15,129,796.16
  5. Step 5: Solve for x
    x = 15,129,796.16/3,992.09
  6. Step 6: Final answer
    x = 3,789.94

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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.