Home / 3,648.31-5,472.53-1,183.12

Finding the Fourth Proportional to 3,648.31, 5,472.53 and 1,183.12

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Solution

The fourth proportional to 3,648.31, 5,472.53 and 1,183.12 is: 1,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.31 : 5,472.53 = 1,183.12 : x
  2. Step 2: Convert to fraction form
    3,648.31/5,472.53 = 1,183.12/x
  3. Step 3: Cross multiply
    3,648.31x = 5,472.53 × 1,183.12
  4. Step 4: Simplify right side
    3,648.31x = 6,474,644.53
  5. Step 5: Solve for x
    x = 6,474,644.53/3,648.31
  6. Step 6: Final answer
    x = 1,774.70

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1.5x scale

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.