Home / 3,666.24-5,499.69-1,586.31

Finding the Fourth Proportional to 3,666.24, 5,499.69 and 1,586.31

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Solution

The fourth proportional to 3,666.24, 5,499.69 and 1,586.31 is: 2,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.24 : 5,499.69 = 1,586.31 : x
  2. Step 2: Convert to fraction form
    3,666.24/5,499.69 = 1,586.31/x
  3. Step 3: Cross multiply
    3,666.24x = 5,499.69 × 1,586.31
  4. Step 4: Simplify right side
    3,666.24x = 8,724,213.24
  5. Step 5: Solve for x
    x = 8,724,213.24/3,666.24
  6. Step 6: Final answer
    x = 2,379.61

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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.