Home / 3,890.09-5,834.97-1,550.00

Finding the Fourth Proportional to 3,890.09, 5,834.97 and 1,550.00

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Solution

The fourth proportional to 3,890.09, 5,834.97 and 1,550.00 is: 2,324.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.09 : 5,834.97 = 1,550.00 : x
  2. Step 2: Convert to fraction form
    3,890.09/5,834.97 = 1,550.00/x
  3. Step 3: Cross multiply
    3,890.09x = 5,834.97 × 1,550.00
  4. Step 4: Simplify right side
    3,890.09x = 9,044,218.09
  5. Step 5: Solve for x
    x = 9,044,218.09/3,890.09
  6. Step 6: Final answer
    x = 2,324.94

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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.