Home / 7,786.44-11,670.42-4,492.71

Finding the Fourth Proportional to 7,786.44, 11,670.42 and 4,492.71

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Solution

The fourth proportional to 7,786.44, 11,670.42 and 4,492.71 is: 6,733.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786.44 : 11,670.42 = 4,492.71 : x
  2. Step 2: Convert to fraction form
    7,786.44/11,670.42 = 4,492.71/x
  3. Step 3: Cross multiply
    7,786.44x = 11,670.42 × 4,492.71
  4. Step 4: Simplify right side
    7,786.44x = 52,431,812.64
  5. Step 5: Solve for x
    x = 52,431,812.64/7,786.44
  6. Step 6: Final answer
    x = 6,733.73

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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.