Home / 11,203.29-16,815.30-5,660.53

Finding the Fourth Proportional to 11,203.29, 16,815.30 and 5,660.53

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Solution

The fourth proportional to 11,203.29, 16,815.30 and 5,660.53 is: 8,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.29 : 16,815.30 = 5,660.53 : x
  2. Step 2: Convert to fraction form
    11,203.29/16,815.30 = 5,660.53/x
  3. Step 3: Cross multiply
    11,203.29x = 16,815.30 × 5,660.53
  4. Step 4: Simplify right side
    11,203.29x = 95,183,510.11
  5. Step 5: Solve for x
    x = 95,183,510.11/11,203.29
  6. Step 6: Final answer
    x = 8,496.04

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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.