Home / 11,518.92-17,274.83-7,569.97

Finding the Fourth Proportional to 11,518.92, 17,274.83 and 7,569.97

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Solution

The fourth proportional to 11,518.92, 17,274.83 and 7,569.97 is: 11,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518.92 : 17,274.83 = 7,569.97 : x
  2. Step 2: Convert to fraction form
    11,518.92/17,274.83 = 7,569.97/x
  3. Step 3: Cross multiply
    11,518.92x = 17,274.83 × 7,569.97
  4. Step 4: Simplify right side
    11,518.92x = 130,769,944.86
  5. Step 5: Solve for x
    x = 130,769,944.86/11,518.92
  6. Step 6: Final answer
    x = 11,352.62

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1.5x scale

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.