Home / 4,121.54-5,687.73-2,443.77

Finding the Fourth Proportional to 4,121.54, 5,687.73 and 2,443.77

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Solution

The fourth proportional to 4,121.54, 5,687.73 and 2,443.77 is: 3,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.54 : 5,687.73 = 2,443.77 : x
  2. Step 2: Convert to fraction form
    4,121.54/5,687.73 = 2,443.77/x
  3. Step 3: Cross multiply
    4,121.54x = 5,687.73 × 2,443.77
  4. Step 4: Simplify right side
    4,121.54x = 13,899,503.94
  5. Step 5: Solve for x
    x = 13,899,503.94/4,121.54
  6. Step 6: Final answer
    x = 3,372.41

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1.5x scale

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.