Home / 7,936.59-10,947.78-4,950.12

Finding the Fourth Proportional to 7,936.59, 10,947.78 and 4,950.12

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Solution

The fourth proportional to 7,936.59, 10,947.78 and 4,950.12 is: 6,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.59 : 10,947.78 = 4,950.12 : x
  2. Step 2: Convert to fraction form
    7,936.59/10,947.78 = 4,950.12/x
  3. Step 3: Cross multiply
    7,936.59x = 10,947.78 × 4,950.12
  4. Step 4: Simplify right side
    7,936.59x = 54,192,824.73
  5. Step 5: Solve for x
    x = 54,192,824.73/7,936.59
  6. Step 6: Final answer
    x = 6,828.23

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1.5x scale

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.