Home / 8,831.43-13,247.34-2,257.59

Finding the Fourth Proportional to 8,831.43, 13,247.34 and 2,257.59

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Solution

The fourth proportional to 8,831.43, 13,247.34 and 2,257.59 is: 3,386.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,831.43 : 13,247.34 = 2,257.59 : x
  2. Step 2: Convert to fraction form
    8,831.43/13,247.34 = 2,257.59/x
  3. Step 3: Cross multiply
    8,831.43x = 13,247.34 × 2,257.59
  4. Step 4: Simplify right side
    8,831.43x = 29,907,062.31
  5. Step 5: Solve for x
    x = 29,907,062.31/8,831.43
  6. Step 6: Final answer
    x = 3,386.43

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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.