Home / 5,586.17-8,379.40-2,208.82

Finding the Fourth Proportional to 5,586.17, 8,379.40 and 2,208.82

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Solution

The fourth proportional to 5,586.17, 8,379.40 and 2,208.82 is: 3,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.17 : 8,379.40 = 2,208.82 : x
  2. Step 2: Convert to fraction form
    5,586.17/8,379.40 = 2,208.82/x
  3. Step 3: Cross multiply
    5,586.17x = 8,379.40 × 2,208.82
  4. Step 4: Simplify right side
    5,586.17x = 18,508,579.69
  5. Step 5: Solve for x
    x = 18,508,579.69/5,586.17
  6. Step 6: Final answer
    x = 3,313.29

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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.