Home / 3,183.60-4,773.70-1,103.07

Finding the Fourth Proportional to 3,183.60, 4,773.70 and 1,103.07

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Solution

The fourth proportional to 3,183.60, 4,773.70 and 1,103.07 is: 1,654.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.60 : 4,773.70 = 1,103.07 : x
  2. Step 2: Convert to fraction form
    3,183.60/4,773.70 = 1,103.07/x
  3. Step 3: Cross multiply
    3,183.60x = 4,773.70 × 1,103.07
  4. Step 4: Simplify right side
    3,183.60x = 5,265,725.26
  5. Step 5: Solve for x
    x = 5,265,725.26/3,183.60
  6. Step 6: Final answer
    x = 1,654.02

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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.