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Finding the Fourth Proportional to 6,516.98, 8,998.61 and 6,019.44

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Solution

The fourth proportional to 6,516.98, 8,998.61 and 6,019.44 is: 8,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516.98 : 8,998.61 = 6,019.44 : x
  2. Step 2: Convert to fraction form
    6,516.98/8,998.61 = 6,019.44/x
  3. Step 3: Cross multiply
    6,516.98x = 8,998.61 × 6,019.44
  4. Step 4: Simplify right side
    6,516.98x = 54,166,517.89
  5. Step 5: Solve for x
    x = 54,166,517.89/6,516.98
  6. Step 6: Final answer
    x = 8,311.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.