Home / 8,019.24-12,028.86-2,825.52

Finding the Fourth Proportional to 8,019.24, 12,028.86 and 2,825.52

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Solution

The fourth proportional to 8,019.24, 12,028.86 and 2,825.52 is: 4,238.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.24 : 12,028.86 = 2,825.52 : x
  2. Step 2: Convert to fraction form
    8,019.24/12,028.86 = 2,825.52/x
  3. Step 3: Cross multiply
    8,019.24x = 12,028.86 × 2,825.52
  4. Step 4: Simplify right side
    8,019.24x = 33,987,784.51
  5. Step 5: Solve for x
    x = 33,987,784.51/8,019.24
  6. Step 6: Final answer
    x = 4,238.28

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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.