Home / 5,892.18-8,131.20-3,239.76

Finding the Fourth Proportional to 5,892.18, 8,131.20 and 3,239.76

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Solution

The fourth proportional to 5,892.18, 8,131.20 and 3,239.76 is: 4,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.18 : 8,131.20 = 3,239.76 : x
  2. Step 2: Convert to fraction form
    5,892.18/8,131.20 = 3,239.76/x
  3. Step 3: Cross multiply
    5,892.18x = 8,131.20 × 3,239.76
  4. Step 4: Simplify right side
    5,892.18x = 26,343,136.51
  5. Step 5: Solve for x
    x = 26,343,136.51/5,892.18
  6. Step 6: Final answer
    x = 4,470.86

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