Home / 7,724.44-11,588.68-3,561.04

Finding the Fourth Proportional to 7,724.44, 11,588.68 and 3,561.04

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Solution

The fourth proportional to 7,724.44, 11,588.68 and 3,561.04 is: 5,342.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.44 : 11,588.68 = 3,561.04 : x
  2. Step 2: Convert to fraction form
    7,724.44/11,588.68 = 3,561.04/x
  3. Step 3: Cross multiply
    7,724.44x = 11,588.68 × 3,561.04
  4. Step 4: Simplify right side
    7,724.44x = 41,267,753.03
  5. Step 5: Solve for x
    x = 41,267,753.03/7,724.44
  6. Step 6: Final answer
    x = 5,342.49

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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.