Home / 2,200.16-3,295.92-1,684.64

Finding the Fourth Proportional to 2,200.16, 3,295.92 and 1,684.64

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Solution

The fourth proportional to 2,200.16, 3,295.92 and 1,684.64 is: 2,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,200.16 : 3,295.92 = 1,684.64 : x
  2. Step 2: Convert to fraction form
    2,200.16/3,295.92 = 1,684.64/x
  3. Step 3: Cross multiply
    2,200.16x = 3,295.92 × 1,684.64
  4. Step 4: Simplify right side
    2,200.16x = 5,552,438.67
  5. Step 5: Solve for x
    x = 5,552,438.67/2,200.16
  6. Step 6: Final answer
    x = 2,523.65

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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.