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Finding the Fourth Proportional to 6,969.23, 9,617.73 and 3,944.11

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Solution

The fourth proportional to 6,969.23, 9,617.73 and 3,944.11 is: 5,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.23 : 9,617.73 = 3,944.11 : x
  2. Step 2: Convert to fraction form
    6,969.23/9,617.73 = 3,944.11/x
  3. Step 3: Cross multiply
    6,969.23x = 9,617.73 × 3,944.11
  4. Step 4: Simplify right side
    6,969.23x = 37,933,385.07
  5. Step 5: Solve for x
    x = 37,933,385.07/6,969.23
  6. Step 6: Final answer
    x = 5,442.98

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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.