Home / 3,586.30-5,380.44-1,505.83

Finding the Fourth Proportional to 3,586.30, 5,380.44 and 1,505.83

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Solution

The fourth proportional to 3,586.30, 5,380.44 and 1,505.83 is: 2,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586.30 : 5,380.44 = 1,505.83 : x
  2. Step 2: Convert to fraction form
    3,586.30/5,380.44 = 1,505.83/x
  3. Step 3: Cross multiply
    3,586.30x = 5,380.44 × 1,505.83
  4. Step 4: Simplify right side
    3,586.30x = 8,102,027.97
  5. Step 5: Solve for x
    x = 8,102,027.97/3,586.30
  6. Step 6: Final answer
    x = 2,259.16

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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.