Home / 6,122.96-8,451.18-3,471.92

Finding the Fourth Proportional to 6,122.96, 8,451.18 and 3,471.92

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Solution

The fourth proportional to 6,122.96, 8,451.18 and 3,471.92 is: 4,792.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.96 : 8,451.18 = 3,471.92 : x
  2. Step 2: Convert to fraction form
    6,122.96/8,451.18 = 3,471.92/x
  3. Step 3: Cross multiply
    6,122.96x = 8,451.18 × 3,471.92
  4. Step 4: Simplify right side
    6,122.96x = 29,341,778.61
  5. Step 5: Solve for x
    x = 29,341,778.61/6,122.96
  6. Step 6: Final answer
    x = 4,792.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.