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Finding the Fourth Proportional to 6,700.67, 10,040.60 and 2,538.43

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Solution

The fourth proportional to 6,700.67, 10,040.60 and 2,538.43 is: 3,803.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.67 : 10,040.60 = 2,538.43 : x
  2. Step 2: Convert to fraction form
    6,700.67/10,040.60 = 2,538.43/x
  3. Step 3: Cross multiply
    6,700.67x = 10,040.60 × 2,538.43
  4. Step 4: Simplify right side
    6,700.67x = 25,487,379.15
  5. Step 5: Solve for x
    x = 25,487,379.15/6,700.67
  6. Step 6: Final answer
    x = 3,803.71

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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.