Home / 6,792.12-10,188.14-1,861.38

Finding the Fourth Proportional to 6,792.12, 10,188.14 and 1,861.38

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Solution

The fourth proportional to 6,792.12, 10,188.14 and 1,861.38 is: 2,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.12 : 10,188.14 = 1,861.38 : x
  2. Step 2: Convert to fraction form
    6,792.12/10,188.14 = 1,861.38/x
  3. Step 3: Cross multiply
    6,792.12x = 10,188.14 × 1,861.38
  4. Step 4: Simplify right side
    6,792.12x = 18,964,000.03
  5. Step 5: Solve for x
    x = 18,964,000.03/6,792.12
  6. Step 6: Final answer
    x = 2,792.06

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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.