Home / 6,391.90-9,571.77-4,044.81

Finding the Fourth Proportional to 6,391.90, 9,571.77 and 4,044.81

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Solution

The fourth proportional to 6,391.90, 9,571.77 and 4,044.81 is: 6,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391.90 : 9,571.77 = 4,044.81 : x
  2. Step 2: Convert to fraction form
    6,391.90/9,571.77 = 4,044.81/x
  3. Step 3: Cross multiply
    6,391.90x = 9,571.77 × 4,044.81
  4. Step 4: Simplify right side
    6,391.90x = 38,715,991.01
  5. Step 5: Solve for x
    x = 38,715,991.01/6,391.90
  6. Step 6: Final answer
    x = 6,057.04

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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.