Home / 5,586.24-8,379.36-1,426.25

Finding the Fourth Proportional to 5,586.24, 8,379.36 and 1,426.25

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Solution

The fourth proportional to 5,586.24, 8,379.36 and 1,426.25 is: 2,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.24 : 8,379.36 = 1,426.25 : x
  2. Step 2: Convert to fraction form
    5,586.24/8,379.36 = 1,426.25/x
  3. Step 3: Cross multiply
    5,586.24x = 8,379.36 × 1,426.25
  4. Step 4: Simplify right side
    5,586.24x = 11,951,046.38
  5. Step 5: Solve for x
    x = 11,951,046.38/5,586.24
  6. Step 6: Final answer
    x = 2,139.37

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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.