Home / 3,840.41-5,299.70-2,248.15

Finding the Fourth Proportional to 3,840.41, 5,299.70 and 2,248.15

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Solution

The fourth proportional to 3,840.41, 5,299.70 and 2,248.15 is: 3,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840.41 : 5,299.70 = 2,248.15 : x
  2. Step 2: Convert to fraction form
    3,840.41/5,299.70 = 2,248.15/x
  3. Step 3: Cross multiply
    3,840.41x = 5,299.70 × 2,248.15
  4. Step 4: Simplify right side
    3,840.41x = 11,914,520.56
  5. Step 5: Solve for x
    x = 11,914,520.56/3,840.41
  6. Step 6: Final answer
    x = 3,102.41

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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.