Home / 11,134.24-15,367.23-8,315.73

Finding the Fourth Proportional to 11,134.24, 15,367.23 and 8,315.73

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Solution

The fourth proportional to 11,134.24, 15,367.23 and 8,315.73 is: 11,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,134.24 : 15,367.23 = 8,315.73 : x
  2. Step 2: Convert to fraction form
    11,134.24/15,367.23 = 8,315.73/x
  3. Step 3: Cross multiply
    11,134.24x = 15,367.23 × 8,315.73
  4. Step 4: Simplify right side
    11,134.24x = 127,789,735.53
  5. Step 5: Solve for x
    x = 127,789,735.53/11,134.24
  6. Step 6: Final answer
    x = 11,477.19

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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.