Home / 3,950.48-5,912.87-2,910.08

Finding the Fourth Proportional to 3,950.48, 5,912.87 and 2,910.08

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Solution

The fourth proportional to 3,950.48, 5,912.87 and 2,910.08 is: 4,355.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.48 : 5,912.87 = 2,910.08 : x
  2. Step 2: Convert to fraction form
    3,950.48/5,912.87 = 2,910.08/x
  3. Step 3: Cross multiply
    3,950.48x = 5,912.87 × 2,910.08
  4. Step 4: Simplify right side
    3,950.48x = 17,206,880.61
  5. Step 5: Solve for x
    x = 17,206,880.61/3,950.48
  6. Step 6: Final answer
    x = 4,355.64

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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.