Home / 7,724.21-11,587.22-2,796.17

Finding the Fourth Proportional to 7,724.21, 11,587.22 and 2,796.17

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Solution

The fourth proportional to 7,724.21, 11,587.22 and 2,796.17 is: 4,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.21 : 11,587.22 = 2,796.17 : x
  2. Step 2: Convert to fraction form
    7,724.21/11,587.22 = 2,796.17/x
  3. Step 3: Cross multiply
    7,724.21x = 11,587.22 × 2,796.17
  4. Step 4: Simplify right side
    7,724.21x = 32,399,836.95
  5. Step 5: Solve for x
    x = 32,399,836.95/7,724.21
  6. Step 6: Final answer
    x = 4,194.58

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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.