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Finding the Fourth Proportional to 6,099.84, 9,149.61 and 2,812.92

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Solution

The fourth proportional to 6,099.84, 9,149.61 and 2,812.92 is: 4,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,099.84 : 9,149.61 = 2,812.92 : x
  2. Step 2: Convert to fraction form
    6,099.84/9,149.61 = 2,812.92/x
  3. Step 3: Cross multiply
    6,099.84x = 9,149.61 × 2,812.92
  4. Step 4: Simplify right side
    6,099.84x = 25,737,120.96
  5. Step 5: Solve for x
    x = 25,737,120.96/6,099.84
  6. Step 6: Final answer
    x = 4,219.31

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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.