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Finding the Fourth Proportional to 6,788.94, 9,377.19 and 5,235.90

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Solution

The fourth proportional to 6,788.94, 9,377.19 and 5,235.90 is: 7,232.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.94 : 9,377.19 = 5,235.90 : x
  2. Step 2: Convert to fraction form
    6,788.94/9,377.19 = 5,235.90/x
  3. Step 3: Cross multiply
    6,788.94x = 9,377.19 × 5,235.90
  4. Step 4: Simplify right side
    6,788.94x = 49,098,029.12
  5. Step 5: Solve for x
    x = 49,098,029.12/6,788.94
  6. Step 6: Final answer
    x = 7,232.06

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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.