Home / 3,944.21-5,438.02-2,599.61

Finding the Fourth Proportional to 3,944.21, 5,438.02 and 2,599.61

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Solution

The fourth proportional to 3,944.21, 5,438.02 and 2,599.61 is: 3,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.21 : 5,438.02 = 2,599.61 : x
  2. Step 2: Convert to fraction form
    3,944.21/5,438.02 = 2,599.61/x
  3. Step 3: Cross multiply
    3,944.21x = 5,438.02 × 2,599.61
  4. Step 4: Simplify right side
    3,944.21x = 14,136,731.17
  5. Step 5: Solve for x
    x = 14,136,731.17/3,944.21
  6. Step 6: Final answer
    x = 3,584.17

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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.