Home / 6,792.21-10,188.33-1,861.92

Finding the Fourth Proportional to 6,792.21, 10,188.33 and 1,861.92

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Solution

The fourth proportional to 6,792.21, 10,188.33 and 1,861.92 is: 2,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.21 : 10,188.33 = 1,861.92 : x
  2. Step 2: Convert to fraction form
    6,792.21/10,188.33 = 1,861.92/x
  3. Step 3: Cross multiply
    6,792.21x = 10,188.33 × 1,861.92
  4. Step 4: Simplify right side
    6,792.21x = 18,969,855.39
  5. Step 5: Solve for x
    x = 18,969,855.39/6,792.21
  6. Step 6: Final answer
    x = 2,792.88

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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.