Home / 5,586.31-8,379.03-2,625.40

Finding the Fourth Proportional to 5,586.31, 8,379.03 and 2,625.40

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Solution

The fourth proportional to 5,586.31, 8,379.03 and 2,625.40 is: 3,937.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.31 : 8,379.03 = 2,625.40 : x
  2. Step 2: Convert to fraction form
    5,586.31/8,379.03 = 2,625.40/x
  3. Step 3: Cross multiply
    5,586.31x = 8,379.03 × 2,625.40
  4. Step 4: Simplify right side
    5,586.31x = 21,998,305.52
  5. Step 5: Solve for x
    x = 21,998,305.52/5,586.31
  6. Step 6: Final answer
    x = 3,937.90

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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.