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Finding the Fourth Proportional to 6,967.43, 9,611.94 and 4,134.92

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Solution

The fourth proportional to 6,967.43, 9,611.94 and 4,134.92 is: 5,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967.43 : 9,611.94 = 4,134.92 : x
  2. Step 2: Convert to fraction form
    6,967.43/9,611.94 = 4,134.92/x
  3. Step 3: Cross multiply
    6,967.43x = 9,611.94 × 4,134.92
  4. Step 4: Simplify right side
    6,967.43x = 39,744,554.89
  5. Step 5: Solve for x
    x = 39,744,554.89/6,967.43
  6. Step 6: Final answer
    x = 5,704.34

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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.