Home / 2,936.16-4,403.84-1,622.34

Finding the Fourth Proportional to 2,936.16, 4,403.84 and 1,622.34

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Solution

The fourth proportional to 2,936.16, 4,403.84 and 1,622.34 is: 2,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.16 : 4,403.84 = 1,622.34 : x
  2. Step 2: Convert to fraction form
    2,936.16/4,403.84 = 1,622.34/x
  3. Step 3: Cross multiply
    2,936.16x = 4,403.84 × 1,622.34
  4. Step 4: Simplify right side
    2,936.16x = 7,144,517.67
  5. Step 5: Solve for x
    x = 7,144,517.67/2,936.16
  6. Step 6: Final answer
    x = 2,433.29

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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.