Home / 10,954.72-16,422.34-4,027.60

Finding the Fourth Proportional to 10,954.72, 16,422.34 and 4,027.60

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Solution

The fourth proportional to 10,954.72, 16,422.34 and 4,027.60 is: 6,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.72 : 16,422.34 = 4,027.60 : x
  2. Step 2: Convert to fraction form
    10,954.72/16,422.34 = 4,027.60/x
  3. Step 3: Cross multiply
    10,954.72x = 16,422.34 × 4,027.60
  4. Step 4: Simplify right side
    10,954.72x = 66,142,616.58
  5. Step 5: Solve for x
    x = 66,142,616.58/10,954.72
  6. Step 6: Final answer
    x = 6,037.82

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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.