Home / 8,021.06-12,028.59-2,754.57

Finding the Fourth Proportional to 8,021.06, 12,028.59 and 2,754.57

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Solution

The fourth proportional to 8,021.06, 12,028.59 and 2,754.57 is: 4,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.06 : 12,028.59 = 2,754.57 : x
  2. Step 2: Convert to fraction form
    8,021.06/12,028.59 = 2,754.57/x
  3. Step 3: Cross multiply
    8,021.06x = 12,028.59 × 2,754.57
  4. Step 4: Simplify right side
    8,021.06x = 33,133,593.16
  5. Step 5: Solve for x
    x = 33,133,593.16/8,021.06
  6. Step 6: Final answer
    x = 4,130.82

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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.