Home / 5,411.70-8,110.14-2,632.86

Finding the Fourth Proportional to 5,411.70, 8,110.14 and 2,632.86

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Solution

The fourth proportional to 5,411.70, 8,110.14 and 2,632.86 is: 3,945.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.70 : 8,110.14 = 2,632.86 : x
  2. Step 2: Convert to fraction form
    5,411.70/8,110.14 = 2,632.86/x
  3. Step 3: Cross multiply
    5,411.70x = 8,110.14 × 2,632.86
  4. Step 4: Simplify right side
    5,411.70x = 21,352,863.20
  5. Step 5: Solve for x
    x = 21,352,863.20/5,411.70
  6. Step 6: Final answer
    x = 3,945.68

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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.