Home / 10,236.27-15,359.28-3,310.77

Finding the Fourth Proportional to 10,236.27, 15,359.28 and 3,310.77

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Solution

The fourth proportional to 10,236.27, 15,359.28 and 3,310.77 is: 4,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,236.27 : 15,359.28 = 3,310.77 : x
  2. Step 2: Convert to fraction form
    10,236.27/15,359.28 = 3,310.77/x
  3. Step 3: Cross multiply
    10,236.27x = 15,359.28 × 3,310.77
  4. Step 4: Simplify right side
    10,236.27x = 50,851,043.45
  5. Step 5: Solve for x
    x = 50,851,043.45/10,236.27
  6. Step 6: Final answer
    x = 4,967.73

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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.