Home / 3,834.29-5,289.66-2,416.86

Finding the Fourth Proportional to 3,834.29, 5,289.66 and 2,416.86

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Solution

The fourth proportional to 3,834.29, 5,289.66 and 2,416.86 is: 3,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.29 : 5,289.66 = 2,416.86 : x
  2. Step 2: Convert to fraction form
    3,834.29/5,289.66 = 2,416.86/x
  3. Step 3: Cross multiply
    3,834.29x = 5,289.66 × 2,416.86
  4. Step 4: Simplify right side
    3,834.29x = 12,784,367.67
  5. Step 5: Solve for x
    x = 12,784,367.67/3,834.29
  6. Step 6: Final answer
    x = 3,334.22

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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.