Home / 3,951.05-5,923.46-1,975.66

Finding the Fourth Proportional to 3,951.05, 5,923.46 and 1,975.66

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Solution

The fourth proportional to 3,951.05, 5,923.46 and 1,975.66 is: 2,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.05 : 5,923.46 = 1,975.66 : x
  2. Step 2: Convert to fraction form
    3,951.05/5,923.46 = 1,975.66/x
  3. Step 3: Cross multiply
    3,951.05x = 5,923.46 × 1,975.66
  4. Step 4: Simplify right side
    3,951.05x = 11,702,733.11
  5. Step 5: Solve for x
    x = 11,702,733.11/3,951.05
  6. Step 6: Final answer
    x = 2,961.93

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1.5x scale

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.