Home / 10,774.79-16,163.30-2,983.60

Finding the Fourth Proportional to 10,774.79, 16,163.30 and 2,983.60

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Solution

The fourth proportional to 10,774.79, 16,163.30 and 2,983.60 is: 4,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.79 : 16,163.30 = 2,983.60 : x
  2. Step 2: Convert to fraction form
    10,774.79/16,163.30 = 2,983.60/x
  3. Step 3: Cross multiply
    10,774.79x = 16,163.30 × 2,983.60
  4. Step 4: Simplify right side
    10,774.79x = 48,224,788.93
  5. Step 5: Solve for x
    x = 48,224,788.93/10,774.79
  6. Step 6: Final answer
    x = 4,475.71

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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.