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Finding the Fourth Proportional to 6,199.50, 9,300.77 and 2,908.77

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Solution

The fourth proportional to 6,199.50, 9,300.77 and 2,908.77 is: 4,363.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,199.50 : 9,300.77 = 2,908.77 : x
  2. Step 2: Convert to fraction form
    6,199.50/9,300.77 = 2,908.77/x
  3. Step 3: Cross multiply
    6,199.50x = 9,300.77 × 2,908.77
  4. Step 4: Simplify right side
    6,199.50x = 27,053,800.75
  5. Step 5: Solve for x
    x = 27,053,800.75/6,199.50
  6. Step 6: Final answer
    x = 4,363.87

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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.