Home / 2,541.26-3,811.89-1,669.28

Finding the Fourth Proportional to 2,541.26, 3,811.89 and 1,669.28

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Solution

The fourth proportional to 2,541.26, 3,811.89 and 1,669.28 is: 2,503.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.26 : 3,811.89 = 1,669.28 : x
  2. Step 2: Convert to fraction form
    2,541.26/3,811.89 = 1,669.28/x
  3. Step 3: Cross multiply
    2,541.26x = 3,811.89 × 1,669.28
  4. Step 4: Simplify right side
    2,541.26x = 6,363,098.94
  5. Step 5: Solve for x
    x = 6,363,098.94/2,541.26
  6. Step 6: Final answer
    x = 2,503.91

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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.