Home / 3,511.44-5,264.28-2,826

Finding the Fourth Proportional to 3,511.44, 5,264.28 and 2,826

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Solution

The fourth proportional to 3,511.44, 5,264.28 and 2,826 is: 4,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.44 : 5,264.28 = 2,826 : x
  2. Step 2: Convert to fraction form
    3,511.44/5,264.28 = 2,826/x
  3. Step 3: Cross multiply
    3,511.44x = 5,264.28 × 2,826
  4. Step 4: Simplify right side
    3,511.44x = 14,876,855.28
  5. Step 5: Solve for x
    x = 14,876,855.28/3,511.44
  6. Step 6: Final answer
    x = 4,236.68

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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.