Home / 3,914.24-5,866.08-1,967.84

Finding the Fourth Proportional to 3,914.24, 5,866.08 and 1,967.84

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Solution

The fourth proportional to 3,914.24, 5,866.08 and 1,967.84 is: 2,949.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.24 : 5,866.08 = 1,967.84 : x
  2. Step 2: Convert to fraction form
    3,914.24/5,866.08 = 1,967.84/x
  3. Step 3: Cross multiply
    3,914.24x = 5,866.08 × 1,967.84
  4. Step 4: Simplify right side
    3,914.24x = 11,543,506.87
  5. Step 5: Solve for x
    x = 11,543,506.87/3,914.24
  6. Step 6: Final answer
    x = 2,949.11

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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.