Home / 11,753.28-16,219.08-6,717.24

Finding the Fourth Proportional to 11,753.28, 16,219.08 and 6,717.24

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Solution

The fourth proportional to 11,753.28, 16,219.08 and 6,717.24 is: 9,269.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,753.28 : 16,219.08 = 6,717.24 : x
  2. Step 2: Convert to fraction form
    11,753.28/16,219.08 = 6,717.24/x
  3. Step 3: Cross multiply
    11,753.28x = 16,219.08 × 6,717.24
  4. Step 4: Simplify right side
    11,753.28x = 108,947,452.94
  5. Step 5: Solve for x
    x = 108,947,452.94/11,753.28
  6. Step 6: Final answer
    x = 9,269.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.