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Finding the Fourth Proportional to 8,060.50, 12,035.58 and 7,222.14

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Solution

The fourth proportional to 8,060.50, 12,035.58 and 7,222.14 is: 10,783.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,060.50 : 12,035.58 = 7,222.14 : x
  2. Step 2: Convert to fraction form
    8,060.50/12,035.58 = 7,222.14/x
  3. Step 3: Cross multiply
    8,060.50x = 12,035.58 × 7,222.14
  4. Step 4: Simplify right side
    8,060.50x = 86,922,643.74
  5. Step 5: Solve for x
    x = 86,922,643.74/8,060.50
  6. Step 6: Final answer
    x = 10,783.78

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.