Home / 8,097.43-12,146.44-2,831.41

Finding the Fourth Proportional to 8,097.43, 12,146.44 and 2,831.41

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Solution

The fourth proportional to 8,097.43, 12,146.44 and 2,831.41 is: 4,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.43 : 12,146.44 = 2,831.41 : x
  2. Step 2: Convert to fraction form
    8,097.43/12,146.44 = 2,831.41/x
  3. Step 3: Cross multiply
    8,097.43x = 12,146.44 × 2,831.41
  4. Step 4: Simplify right side
    8,097.43x = 34,391,490.95
  5. Step 5: Solve for x
    x = 34,391,490.95/8,097.43
  6. Step 6: Final answer
    x = 4,247.21

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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.