Home / 9,028.68-13,542.69-3,185.13

Finding the Fourth Proportional to 9,028.68, 13,542.69 and 3,185.13

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Solution

The fourth proportional to 9,028.68, 13,542.69 and 3,185.13 is: 4,777.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.68 : 13,542.69 = 3,185.13 : x
  2. Step 2: Convert to fraction form
    9,028.68/13,542.69 = 3,185.13/x
  3. Step 3: Cross multiply
    9,028.68x = 13,542.69 × 3,185.13
  4. Step 4: Simplify right side
    9,028.68x = 43,135,228.20
  5. Step 5: Solve for x
    x = 43,135,228.20/9,028.68
  6. Step 6: Final answer
    x = 4,777.58

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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.