Home / 8,020.68-12,022.56-2,754.06

Finding the Fourth Proportional to 8,020.68, 12,022.56 and 2,754.06

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Solution

The fourth proportional to 8,020.68, 12,022.56 and 2,754.06 is: 4,128.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.68 : 12,022.56 = 2,754.06 : x
  2. Step 2: Convert to fraction form
    8,020.68/12,022.56 = 2,754.06/x
  3. Step 3: Cross multiply
    8,020.68x = 12,022.56 × 2,754.06
  4. Step 4: Simplify right side
    8,020.68x = 33,110,851.59
  5. Step 5: Solve for x
    x = 33,110,851.59/8,020.68
  6. Step 6: Final answer
    x = 4,128.19

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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.