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Finding the Fourth Proportional to 6,704.69, 10,060.45 and 2,758.98

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Solution

The fourth proportional to 6,704.69, 10,060.45 and 2,758.98 is: 4,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,704.69 : 10,060.45 = 2,758.98 : x
  2. Step 2: Convert to fraction form
    6,704.69/10,060.45 = 2,758.98/x
  3. Step 3: Cross multiply
    6,704.69x = 10,060.45 × 2,758.98
  4. Step 4: Simplify right side
    6,704.69x = 27,756,570.10
  5. Step 5: Solve for x
    x = 27,756,570.10/6,704.69
  6. Step 6: Final answer
    x = 4,139.87

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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.