Home / 3,349.66-5,020.85-2,861.23

Finding the Fourth Proportional to 3,349.66, 5,020.85 and 2,861.23

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Solution

The fourth proportional to 3,349.66, 5,020.85 and 2,861.23 is: 4,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.66 : 5,020.85 = 2,861.23 : x
  2. Step 2: Convert to fraction form
    3,349.66/5,020.85 = 2,861.23/x
  3. Step 3: Cross multiply
    3,349.66x = 5,020.85 × 2,861.23
  4. Step 4: Simplify right side
    3,349.66x = 14,365,792.34
  5. Step 5: Solve for x
    x = 14,365,792.34/3,349.66
  6. Step 6: Final answer
    x = 4,288.73

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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.