Home / 7,936.38-10,951.47-4,399.38

Finding the Fourth Proportional to 7,936.38, 10,951.47 and 4,399.38

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Solution

The fourth proportional to 7,936.38, 10,951.47 and 4,399.38 is: 6,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.38 : 10,951.47 = 4,399.38 : x
  2. Step 2: Convert to fraction form
    7,936.38/10,951.47 = 4,399.38/x
  3. Step 3: Cross multiply
    7,936.38x = 10,951.47 × 4,399.38
  4. Step 4: Simplify right side
    7,936.38x = 48,179,678.09
  5. Step 5: Solve for x
    x = 48,179,678.09/7,936.38
  6. Step 6: Final answer
    x = 6,070.74

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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.