Home / 6,623.72-9,926.94-2,724.20

Finding the Fourth Proportional to 6,623.72, 9,926.94 and 2,724.20

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Solution

The fourth proportional to 6,623.72, 9,926.94 and 2,724.20 is: 4,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.72 : 9,926.94 = 2,724.20 : x
  2. Step 2: Convert to fraction form
    6,623.72/9,926.94 = 2,724.20/x
  3. Step 3: Cross multiply
    6,623.72x = 9,926.94 × 2,724.20
  4. Step 4: Simplify right side
    6,623.72x = 27,042,969.95
  5. Step 5: Solve for x
    x = 27,042,969.95/6,623.72
  6. Step 6: Final answer
    x = 4,082.75

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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.