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Finding the Fourth Proportional to 6,708.84, 10,063.62 and 2,091.84

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Solution

The fourth proportional to 6,708.84, 10,063.62 and 2,091.84 is: 3,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,708.84 : 10,063.62 = 2,091.84 : x
  2. Step 2: Convert to fraction form
    6,708.84/10,063.62 = 2,091.84/x
  3. Step 3: Cross multiply
    6,708.84x = 10,063.62 × 2,091.84
  4. Step 4: Simplify right side
    6,708.84x = 21,051,482.86
  5. Step 5: Solve for x
    x = 21,051,482.86/6,708.84
  6. Step 6: Final answer
    x = 3,137.87

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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.