Home / 8,192.08-12,292.13-3,812.59

Finding the Fourth Proportional to 8,192.08, 12,292.13 and 3,812.59

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Solution

The fourth proportional to 8,192.08, 12,292.13 and 3,812.59 is: 5,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.08 : 12,292.13 = 3,812.59 : x
  2. Step 2: Convert to fraction form
    8,192.08/12,292.13 = 3,812.59/x
  3. Step 3: Cross multiply
    8,192.08x = 12,292.13 × 3,812.59
  4. Step 4: Simplify right side
    8,192.08x = 46,864,832.85
  5. Step 5: Solve for x
    x = 46,864,832.85/8,192.08
  6. Step 6: Final answer
    x = 5,720.75

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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.