Home / 4,400.10-6,602.49-2,208.78

Finding the Fourth Proportional to 4,400.10, 6,602.49 and 2,208.78

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Solution

The fourth proportional to 4,400.10, 6,602.49 and 2,208.78 is: 3,314.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.10 : 6,602.49 = 2,208.78 : x
  2. Step 2: Convert to fraction form
    4,400.10/6,602.49 = 2,208.78/x
  3. Step 3: Cross multiply
    4,400.10x = 6,602.49 × 2,208.78
  4. Step 4: Simplify right side
    4,400.10x = 14,583,447.86
  5. Step 5: Solve for x
    x = 14,583,447.86/4,400.10
  6. Step 6: Final answer
    x = 3,314.34

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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.