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Finding the Fourth Proportional to 8,056.80, 12,054.15 and 4,936.14

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Solution

The fourth proportional to 8,056.80, 12,054.15 and 4,936.14 is: 7,385.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.80 : 12,054.15 = 4,936.14 : x
  2. Step 2: Convert to fraction form
    8,056.80/12,054.15 = 4,936.14/x
  3. Step 3: Cross multiply
    8,056.80x = 12,054.15 × 4,936.14
  4. Step 4: Simplify right side
    8,056.80x = 59,500,971.98
  5. Step 5: Solve for x
    x = 59,500,971.98/8,056.80
  6. Step 6: Final answer
    x = 7,385.19

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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.