Home / 11,792.88-17,680.32-5,556.96

Finding the Fourth Proportional to 11,792.88, 17,680.32 and 5,556.96

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Solution

The fourth proportional to 11,792.88, 17,680.32 and 5,556.96 is: 8,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,792.88 : 17,680.32 = 5,556.96 : x
  2. Step 2: Convert to fraction form
    11,792.88/17,680.32 = 5,556.96/x
  3. Step 3: Cross multiply
    11,792.88x = 17,680.32 × 5,556.96
  4. Step 4: Simplify right side
    11,792.88x = 98,248,831.03
  5. Step 5: Solve for x
    x = 98,248,831.03/11,792.88
  6. Step 6: Final answer
    x = 8,331.20

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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.