Home / 5,098.17-7,035.44-3,108.61

Finding the Fourth Proportional to 5,098.17, 7,035.44 and 3,108.61

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Solution

The fourth proportional to 5,098.17, 7,035.44 and 3,108.61 is: 4,289.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.17 : 7,035.44 = 3,108.61 : x
  2. Step 2: Convert to fraction form
    5,098.17/7,035.44 = 3,108.61/x
  3. Step 3: Cross multiply
    5,098.17x = 7,035.44 × 3,108.61
  4. Step 4: Simplify right side
    5,098.17x = 21,870,446.91
  5. Step 5: Solve for x
    x = 21,870,446.91/5,098.17
  6. Step 6: Final answer
    x = 4,289.86

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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.