Home / 6,188.15-8,539.66-3,355.54

Finding the Fourth Proportional to 6,188.15, 8,539.66 and 3,355.54

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Solution

The fourth proportional to 6,188.15, 8,539.66 and 3,355.54 is: 4,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,188.15 : 8,539.66 = 3,355.54 : x
  2. Step 2: Convert to fraction form
    6,188.15/8,539.66 = 3,355.54/x
  3. Step 3: Cross multiply
    6,188.15x = 8,539.66 × 3,355.54
  4. Step 4: Simplify right side
    6,188.15x = 28,655,153.94
  5. Step 5: Solve for x
    x = 28,655,153.94/6,188.15
  6. Step 6: Final answer
    x = 4,630.65

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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.