Home / 4,110.75-6,169.56-2,420.61

Finding the Fourth Proportional to 4,110.75, 6,169.56 and 2,420.61

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Solution

The fourth proportional to 4,110.75, 6,169.56 and 2,420.61 is: 3,632.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.75 : 6,169.56 = 2,420.61 : x
  2. Step 2: Convert to fraction form
    4,110.75/6,169.56 = 2,420.61/x
  3. Step 3: Cross multiply
    4,110.75x = 6,169.56 × 2,420.61
  4. Step 4: Simplify right side
    4,110.75x = 14,934,098.63
  5. Step 5: Solve for x
    x = 14,934,098.63/4,110.75
  6. Step 6: Final answer
    x = 3,632.94

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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.