Home / 2,804.24-3,869.85-1,625.99

Finding the Fourth Proportional to 2,804.24, 3,869.85 and 1,625.99

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Solution

The fourth proportional to 2,804.24, 3,869.85 and 1,625.99 is: 2,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804.24 : 3,869.85 = 1,625.99 : x
  2. Step 2: Convert to fraction form
    2,804.24/3,869.85 = 1,625.99/x
  3. Step 3: Cross multiply
    2,804.24x = 3,869.85 × 1,625.99
  4. Step 4: Simplify right side
    2,804.24x = 6,292,329.27
  5. Step 5: Solve for x
    x = 6,292,329.27/2,804.24
  6. Step 6: Final answer
    x = 2,243.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.