Home / 11,257.68-15,535.92-6,222.23

Finding the Fourth Proportional to 11,257.68, 15,535.92 and 6,222.23

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Solution

The fourth proportional to 11,257.68, 15,535.92 and 6,222.23 is: 8,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,257.68 : 15,535.92 = 6,222.23 : x
  2. Step 2: Convert to fraction form
    11,257.68/15,535.92 = 6,222.23/x
  3. Step 3: Cross multiply
    11,257.68x = 15,535.92 × 6,222.23
  4. Step 4: Simplify right side
    11,257.68x = 96,667,992.72
  5. Step 5: Solve for x
    x = 96,667,992.72/11,257.68
  6. Step 6: Final answer
    x = 8,586.85

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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.