Home / 3,950.36-5,912.67-2,909.95

Finding the Fourth Proportional to 3,950.36, 5,912.67 and 2,909.95

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Solution

The fourth proportional to 3,950.36, 5,912.67 and 2,909.95 is: 4,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.36 : 5,912.67 = 2,909.95 : x
  2. Step 2: Convert to fraction form
    3,950.36/5,912.67 = 2,909.95/x
  3. Step 3: Cross multiply
    3,950.36x = 5,912.67 × 2,909.95
  4. Step 4: Simplify right side
    3,950.36x = 17,205,574.07
  5. Step 5: Solve for x
    x = 17,205,574.07/3,950.36
  6. Step 6: Final answer
    x = 4,355.44

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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.