Home / 11,031.44-16,545.72-4,874

Finding the Fourth Proportional to 11,031.44, 16,545.72 and 4,874

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Solution

The fourth proportional to 11,031.44, 16,545.72 and 4,874 is: 7,310.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031.44 : 16,545.72 = 4,874 : x
  2. Step 2: Convert to fraction form
    11,031.44/16,545.72 = 4,874/x
  3. Step 3: Cross multiply
    11,031.44x = 16,545.72 × 4,874
  4. Step 4: Simplify right side
    11,031.44x = 80,643,839.28
  5. Step 5: Solve for x
    x = 80,643,839.28/11,031.44
  6. Step 6: Final answer
    x = 7,310.36

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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.