Home / 3,990.09-5,984.73-2,524.80

Finding the Fourth Proportional to 3,990.09, 5,984.73 and 2,524.80

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Solution

The fourth proportional to 3,990.09, 5,984.73 and 2,524.80 is: 3,786.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990.09 : 5,984.73 = 2,524.80 : x
  2. Step 2: Convert to fraction form
    3,990.09/5,984.73 = 2,524.80/x
  3. Step 3: Cross multiply
    3,990.09x = 5,984.73 × 2,524.80
  4. Step 4: Simplify right side
    3,990.09x = 15,110,246.30
  5. Step 5: Solve for x
    x = 15,110,246.30/3,990.09
  6. Step 6: Final answer
    x = 3,786.94

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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.