Home / 11,008.27-15,193.62-7,472.62

Finding the Fourth Proportional to 11,008.27, 15,193.62 and 7,472.62

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Solution

The fourth proportional to 11,008.27, 15,193.62 and 7,472.62 is: 10,313.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.27 : 15,193.62 = 7,472.62 : x
  2. Step 2: Convert to fraction form
    11,008.27/15,193.62 = 7,472.62/x
  3. Step 3: Cross multiply
    11,008.27x = 15,193.62 × 7,472.62
  4. Step 4: Simplify right side
    11,008.27x = 113,536,148.68
  5. Step 5: Solve for x
    x = 113,536,148.68/11,008.27
  6. Step 6: Final answer
    x = 10,313.71

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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.