Home / 11,257.28-16,884.25-2,937.87

Finding the Fourth Proportional to 11,257.28, 16,884.25 and 2,937.87

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Solution

The fourth proportional to 11,257.28, 16,884.25 and 2,937.87 is: 4,406.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.28 : 16,884.25 = 2,937.87 : x
  2. Step 2: Convert to fraction form
    11,257.28/16,884.25 = 2,937.87/x
  3. Step 3: Cross multiply
    11,257.28x = 16,884.25 × 2,937.87
  4. Step 4: Simplify right side
    11,257.28x = 49,603,724.20
  5. Step 5: Solve for x
    x = 49,603,724.20/11,257.28
  6. Step 6: Final answer
    x = 4,406.37

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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.