Home / 3,881.30-5,824.76-2,910.02

Finding the Fourth Proportional to 3,881.30, 5,824.76 and 2,910.02

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Solution

The fourth proportional to 3,881.30, 5,824.76 and 2,910.02 is: 4,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.30 : 5,824.76 = 2,910.02 : x
  2. Step 2: Convert to fraction form
    3,881.30/5,824.76 = 2,910.02/x
  3. Step 3: Cross multiply
    3,881.30x = 5,824.76 × 2,910.02
  4. Step 4: Simplify right side
    3,881.30x = 16,950,146.25
  5. Step 5: Solve for x
    x = 16,950,146.25/3,881.30
  6. Step 6: Final answer
    x = 4,367.14

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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.