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Finding the Fourth Proportional to 6,651.02, 9,978.15 and 2,034.02

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Solution

The fourth proportional to 6,651.02, 9,978.15 and 2,034.02 is: 3,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.02 : 9,978.15 = 2,034.02 : x
  2. Step 2: Convert to fraction form
    6,651.02/9,978.15 = 2,034.02/x
  3. Step 3: Cross multiply
    6,651.02x = 9,978.15 × 2,034.02
  4. Step 4: Simplify right side
    6,651.02x = 20,295,756.66
  5. Step 5: Solve for x
    x = 20,295,756.66/6,651.02
  6. Step 6: Final answer
    x = 3,051.53

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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.