Home / 6,251.09-9,378.79-2,356.61

Finding the Fourth Proportional to 6,251.09, 9,378.79 and 2,356.61

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Solution

The fourth proportional to 6,251.09, 9,378.79 and 2,356.61 is: 3,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,251.09 : 9,378.79 = 2,356.61 : x
  2. Step 2: Convert to fraction form
    6,251.09/9,378.79 = 2,356.61/x
  3. Step 3: Cross multiply
    6,251.09x = 9,378.79 × 2,356.61
  4. Step 4: Simplify right side
    6,251.09x = 22,102,097.52
  5. Step 5: Solve for x
    x = 22,102,097.52/6,251.09
  6. Step 6: Final answer
    x = 3,535.72

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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.