Home / 3,416.76-5,122.53-2,829.96

Finding the Fourth Proportional to 3,416.76, 5,122.53 and 2,829.96

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Solution

The fourth proportional to 3,416.76, 5,122.53 and 2,829.96 is: 4,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.76 : 5,122.53 = 2,829.96 : x
  2. Step 2: Convert to fraction form
    3,416.76/5,122.53 = 2,829.96/x
  3. Step 3: Cross multiply
    3,416.76x = 5,122.53 × 2,829.96
  4. Step 4: Simplify right side
    3,416.76x = 14,496,555.00
  5. Step 5: Solve for x
    x = 14,496,555.00/3,416.76
  6. Step 6: Final answer
    x = 4,242.78

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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.