Home / 6,687.20-10,028.04-2,526.50

Finding the Fourth Proportional to 6,687.20, 10,028.04 and 2,526.50

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Solution

The fourth proportional to 6,687.20, 10,028.04 and 2,526.50 is: 3,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.20 : 10,028.04 = 2,526.50 : x
  2. Step 2: Convert to fraction form
    6,687.20/10,028.04 = 2,526.50/x
  3. Step 3: Cross multiply
    6,687.20x = 10,028.04 × 2,526.50
  4. Step 4: Simplify right side
    6,687.20x = 25,335,843.06
  5. Step 5: Solve for x
    x = 25,335,843.06/6,687.20
  6. Step 6: Final answer
    x = 3,788.71

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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.