Home / 3,648.26-5,472.40-1,183.30

Finding the Fourth Proportional to 3,648.26, 5,472.40 and 1,183.30

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Solution

The fourth proportional to 3,648.26, 5,472.40 and 1,183.30 is: 1,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.26 : 5,472.40 = 1,183.30 : x
  2. Step 2: Convert to fraction form
    3,648.26/5,472.40 = 1,183.30/x
  3. Step 3: Cross multiply
    3,648.26x = 5,472.40 × 1,183.30
  4. Step 4: Simplify right side
    3,648.26x = 6,475,490.92
  5. Step 5: Solve for x
    x = 6,475,490.92/3,648.26
  6. Step 6: Final answer
    x = 1,774.95

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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.