Home / 4,403.10-6,606.99-2,211.78

Finding the Fourth Proportional to 4,403.10, 6,606.99 and 2,211.78

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Solution

The fourth proportional to 4,403.10, 6,606.99 and 2,211.78 is: 3,318.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.10 : 6,606.99 = 2,211.78 : x
  2. Step 2: Convert to fraction form
    4,403.10/6,606.99 = 2,211.78/x
  3. Step 3: Cross multiply
    4,403.10x = 6,606.99 × 2,211.78
  4. Step 4: Simplify right side
    4,403.10x = 14,613,208.34
  5. Step 5: Solve for x
    x = 14,613,208.34/4,403.10
  6. Step 6: Final answer
    x = 3,318.85

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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.