Home / 10,508.91-15,763.16-2,611.44

Finding the Fourth Proportional to 10,508.91, 15,763.16 and 2,611.44

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Solution

The fourth proportional to 10,508.91, 15,763.16 and 2,611.44 is: 3,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508.91 : 15,763.16 = 2,611.44 : x
  2. Step 2: Convert to fraction form
    10,508.91/15,763.16 = 2,611.44/x
  3. Step 3: Cross multiply
    10,508.91x = 15,763.16 × 2,611.44
  4. Step 4: Simplify right side
    10,508.91x = 41,164,533.49
  5. Step 5: Solve for x
    x = 41,164,533.49/10,508.91
  6. Step 6: Final answer
    x = 3,917.11

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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.