Home / 3,961.51-5,942.36-1,364.45

Finding the Fourth Proportional to 3,961.51, 5,942.36 and 1,364.45

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Solution

The fourth proportional to 3,961.51, 5,942.36 and 1,364.45 is: 2,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.51 : 5,942.36 = 1,364.45 : x
  2. Step 2: Convert to fraction form
    3,961.51/5,942.36 = 1,364.45/x
  3. Step 3: Cross multiply
    3,961.51x = 5,942.36 × 1,364.45
  4. Step 4: Simplify right side
    3,961.51x = 8,108,026.80
  5. Step 5: Solve for x
    x = 8,108,026.80/3,961.51
  6. Step 6: Final answer
    x = 2,046.70

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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.