Home / 11,282.24-15,560.04-8,456.24

Finding the Fourth Proportional to 11,282.24, 15,560.04 and 8,456.24

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Solution

The fourth proportional to 11,282.24, 15,560.04 and 8,456.24 is: 11,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.24 : 15,560.04 = 8,456.24 : x
  2. Step 2: Convert to fraction form
    11,282.24/15,560.04 = 8,456.24/x
  3. Step 3: Cross multiply
    11,282.24x = 15,560.04 × 8,456.24
  4. Step 4: Simplify right side
    11,282.24x = 131,579,432.65
  5. Step 5: Solve for x
    x = 131,579,432.65/11,282.24
  6. Step 6: Final answer
    x = 11,662.53

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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.