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Finding the Fourth Proportional to 7,184.80, 10,772.90 and 2,797.12

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Solution

The fourth proportional to 7,184.80, 10,772.90 and 2,797.12 is: 4,194.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.80 : 10,772.90 = 2,797.12 : x
  2. Step 2: Convert to fraction form
    7,184.80/10,772.90 = 2,797.12/x
  3. Step 3: Cross multiply
    7,184.80x = 10,772.90 × 2,797.12
  4. Step 4: Simplify right side
    7,184.80x = 30,133,026.20
  5. Step 5: Solve for x
    x = 30,133,026.20/7,184.80
  6. Step 6: Final answer
    x = 4,194.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.