Home / 4,374.27-6,553.98-2,639.25

Finding the Fourth Proportional to 4,374.27, 6,553.98 and 2,639.25

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Solution

The fourth proportional to 4,374.27, 6,553.98 and 2,639.25 is: 3,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.27 : 6,553.98 = 2,639.25 : x
  2. Step 2: Convert to fraction form
    4,374.27/6,553.98 = 2,639.25/x
  3. Step 3: Cross multiply
    4,374.27x = 6,553.98 × 2,639.25
  4. Step 4: Simplify right side
    4,374.27x = 17,297,591.72
  5. Step 5: Solve for x
    x = 17,297,591.72/4,374.27
  6. Step 6: Final answer
    x = 3,954.40

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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.