Home / 8,100.60-11,182.41-5,972.46

Finding the Fourth Proportional to 8,100.60, 11,182.41 and 5,972.46

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Solution

The fourth proportional to 8,100.60, 11,182.41 and 5,972.46 is: 8,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,100.60 : 11,182.41 = 5,972.46 : x
  2. Step 2: Convert to fraction form
    8,100.60/11,182.41 = 5,972.46/x
  3. Step 3: Cross multiply
    8,100.60x = 11,182.41 × 5,972.46
  4. Step 4: Simplify right side
    8,100.60x = 66,786,496.43
  5. Step 5: Solve for x
    x = 66,786,496.43/8,100.60
  6. Step 6: Final answer
    x = 8,244.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.