Home / 10,818.40-16,226.52-3,027.28

Finding the Fourth Proportional to 10,818.40, 16,226.52 and 3,027.28

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Solution

The fourth proportional to 10,818.40, 16,226.52 and 3,027.28 is: 4,540.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.40 : 16,226.52 = 3,027.28 : x
  2. Step 2: Convert to fraction form
    10,818.40/16,226.52 = 3,027.28/x
  3. Step 3: Cross multiply
    10,818.40x = 16,226.52 × 3,027.28
  4. Step 4: Simplify right side
    10,818.40x = 49,122,219.47
  5. Step 5: Solve for x
    x = 49,122,219.47/10,818.40
  6. Step 6: Final answer
    x = 4,540.62

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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.