Home / 2,230.72-3,344.04-1,406.56

Finding the Fourth Proportional to 2,230.72, 3,344.04 and 1,406.56

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Solution

The fourth proportional to 2,230.72, 3,344.04 and 1,406.56 is: 2,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230.72 : 3,344.04 = 1,406.56 : x
  2. Step 2: Convert to fraction form
    2,230.72/3,344.04 = 1,406.56/x
  3. Step 3: Cross multiply
    2,230.72x = 3,344.04 × 1,406.56
  4. Step 4: Simplify right side
    2,230.72x = 4,703,592.90
  5. Step 5: Solve for x
    x = 4,703,592.90/2,230.72
  6. Step 6: Final answer
    x = 2,108.55

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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.