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Finding the Fourth Proportional to 6,510.78, 9,766.77 and 2,350.14

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Solution

The fourth proportional to 6,510.78, 9,766.77 and 2,350.14 is: 3,525.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.78 : 9,766.77 = 2,350.14 : x
  2. Step 2: Convert to fraction form
    6,510.78/9,766.77 = 2,350.14/x
  3. Step 3: Cross multiply
    6,510.78x = 9,766.77 × 2,350.14
  4. Step 4: Simplify right side
    6,510.78x = 22,953,276.85
  5. Step 5: Solve for x
    x = 22,953,276.85/6,510.78
  6. Step 6: Final answer
    x = 3,525.43

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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.