Home / 10,972.26-16,455.45-3,074.30

Finding the Fourth Proportional to 10,972.26, 16,455.45 and 3,074.30

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Solution

The fourth proportional to 10,972.26, 16,455.45 and 3,074.30 is: 4,610.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.26 : 16,455.45 = 3,074.30 : x
  2. Step 2: Convert to fraction form
    10,972.26/16,455.45 = 3,074.30/x
  3. Step 3: Cross multiply
    10,972.26x = 16,455.45 × 3,074.30
  4. Step 4: Simplify right side
    10,972.26x = 50,589,073.46
  5. Step 5: Solve for x
    x = 50,589,073.46/10,972.26
  6. Step 6: Final answer
    x = 4,610.63

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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.