Home / 3,664.47-5,499.77-1,586.06

Finding the Fourth Proportional to 3,664.47, 5,499.77 and 1,586.06

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Solution

The fourth proportional to 3,664.47, 5,499.77 and 1,586.06 is: 2,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.47 : 5,499.77 = 1,586.06 : x
  2. Step 2: Convert to fraction form
    3,664.47/5,499.77 = 1,586.06/x
  3. Step 3: Cross multiply
    3,664.47x = 5,499.77 × 1,586.06
  4. Step 4: Simplify right side
    3,664.47x = 8,722,965.21
  5. Step 5: Solve for x
    x = 8,722,965.21/3,664.47
  6. Step 6: Final answer
    x = 2,380.42

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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.