Home / 5,558.22-7,669.08-3,199.86

Finding the Fourth Proportional to 5,558.22, 7,669.08 and 3,199.86

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Solution

The fourth proportional to 5,558.22, 7,669.08 and 3,199.86 is: 4,415.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.22 : 7,669.08 = 3,199.86 : x
  2. Step 2: Convert to fraction form
    5,558.22/7,669.08 = 3,199.86/x
  3. Step 3: Cross multiply
    5,558.22x = 7,669.08 × 3,199.86
  4. Step 4: Simplify right side
    5,558.22x = 24,539,982.33
  5. Step 5: Solve for x
    x = 24,539,982.33/5,558.22
  6. Step 6: Final answer
    x = 4,415.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.