Home / 11,503.54-17,244.37-7,331.83

Finding the Fourth Proportional to 11,503.54, 17,244.37 and 7,331.83

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Solution

The fourth proportional to 11,503.54, 17,244.37 and 7,331.83 is: 10,990.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,503.54 : 17,244.37 = 7,331.83 : x
  2. Step 2: Convert to fraction form
    11,503.54/17,244.37 = 7,331.83/x
  3. Step 3: Cross multiply
    11,503.54x = 17,244.37 × 7,331.83
  4. Step 4: Simplify right side
    11,503.54x = 126,432,831.73
  5. Step 5: Solve for x
    x = 126,432,831.73/11,503.54
  6. Step 6: Final answer
    x = 10,990.78

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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.