Home / 3,869.37-5,344.16-2,548.96

Finding the Fourth Proportional to 3,869.37, 5,344.16 and 2,548.96

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Solution

The fourth proportional to 3,869.37, 5,344.16 and 2,548.96 is: 3,520.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869.37 : 5,344.16 = 2,548.96 : x
  2. Step 2: Convert to fraction form
    3,869.37/5,344.16 = 2,548.96/x
  3. Step 3: Cross multiply
    3,869.37x = 5,344.16 × 2,548.96
  4. Step 4: Simplify right side
    3,869.37x = 13,622,023.97
  5. Step 5: Solve for x
    x = 13,622,023.97/3,869.37
  6. Step 6: Final answer
    x = 3,520.48

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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.