Home / 8,831.96-13,247.90-2,258.13

Finding the Fourth Proportional to 8,831.96, 13,247.90 and 2,258.13

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Solution

The fourth proportional to 8,831.96, 13,247.90 and 2,258.13 is: 3,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.96 : 13,247.90 = 2,258.13 : x
  2. Step 2: Convert to fraction form
    8,831.96/13,247.90 = 2,258.13/x
  3. Step 3: Cross multiply
    8,831.96x = 13,247.90 × 2,258.13
  4. Step 4: Simplify right side
    8,831.96x = 29,915,469.14
  5. Step 5: Solve for x
    x = 29,915,469.14/8,831.96
  6. Step 6: Final answer
    x = 3,387.19

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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.