Home / 2,939.96-4,409.94-1,402.04

Finding the Fourth Proportional to 2,939.96, 4,409.94 and 1,402.04

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Solution

The fourth proportional to 2,939.96, 4,409.94 and 1,402.04 is: 2,103.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.96 : 4,409.94 = 1,402.04 : x
  2. Step 2: Convert to fraction form
    2,939.96/4,409.94 = 1,402.04/x
  3. Step 3: Cross multiply
    2,939.96x = 4,409.94 × 1,402.04
  4. Step 4: Simplify right side
    2,939.96x = 6,182,912.28
  5. Step 5: Solve for x
    x = 6,182,912.28/2,939.96
  6. Step 6: Final answer
    x = 2,103.06

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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.