Home / 8,019.91-12,028.77-2,473.12

Finding the Fourth Proportional to 8,019.91, 12,028.77 and 2,473.12

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Solution

The fourth proportional to 8,019.91, 12,028.77 and 2,473.12 is: 3,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.91 : 12,028.77 = 2,473.12 : x
  2. Step 2: Convert to fraction form
    8,019.91/12,028.77 = 2,473.12/x
  3. Step 3: Cross multiply
    8,019.91x = 12,028.77 × 2,473.12
  4. Step 4: Simplify right side
    8,019.91x = 29,748,591.66
  5. Step 5: Solve for x
    x = 29,748,591.66/8,019.91
  6. Step 6: Final answer
    x = 3,709.34

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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.