Home / 8,512.81-11,740.20-5,959.26

Finding the Fourth Proportional to 8,512.81, 11,740.20 and 5,959.26

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Solution

The fourth proportional to 8,512.81, 11,740.20 and 5,959.26 is: 8,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.81 : 11,740.20 = 5,959.26 : x
  2. Step 2: Convert to fraction form
    8,512.81/11,740.20 = 5,959.26/x
  3. Step 3: Cross multiply
    8,512.81x = 11,740.20 × 5,959.26
  4. Step 4: Simplify right side
    8,512.81x = 69,962,944.44
  5. Step 5: Solve for x
    x = 69,962,944.44/8,512.81
  6. Step 6: Final answer
    x = 8,218.55

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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.