Home / 7,939.46-10,951.42-5,101.95

Finding the Fourth Proportional to 7,939.46, 10,951.42 and 5,101.95

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Solution

The fourth proportional to 7,939.46, 10,951.42 and 5,101.95 is: 7,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.46 : 10,951.42 = 5,101.95 : x
  2. Step 2: Convert to fraction form
    7,939.46/10,951.42 = 5,101.95/x
  3. Step 3: Cross multiply
    7,939.46x = 10,951.42 × 5,101.95
  4. Step 4: Simplify right side
    7,939.46x = 55,873,571.76
  5. Step 5: Solve for x
    x = 55,873,571.76/7,939.46
  6. Step 6: Final answer
    x = 7,037.46

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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.