Home / 6,356.75-9,537.75-3,431.61

Finding the Fourth Proportional to 6,356.75, 9,537.75 and 3,431.61

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Solution

The fourth proportional to 6,356.75, 9,537.75 and 3,431.61 is: 5,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.75 : 9,537.75 = 3,431.61 : x
  2. Step 2: Convert to fraction form
    6,356.75/9,537.75 = 3,431.61/x
  3. Step 3: Cross multiply
    6,356.75x = 9,537.75 × 3,431.61
  4. Step 4: Simplify right side
    6,356.75x = 32,729,838.28
  5. Step 5: Solve for x
    x = 32,729,838.28/6,356.75
  6. Step 6: Final answer
    x = 5,148.84

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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.