Home / 3,781.52-5,671.92-1,183.04

Finding the Fourth Proportional to 3,781.52, 5,671.92 and 1,183.04

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Solution

The fourth proportional to 3,781.52, 5,671.92 and 1,183.04 is: 1,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781.52 : 5,671.92 = 1,183.04 : x
  2. Step 2: Convert to fraction form
    3,781.52/5,671.92 = 1,183.04/x
  3. Step 3: Cross multiply
    3,781.52x = 5,671.92 × 1,183.04
  4. Step 4: Simplify right side
    3,781.52x = 6,710,108.24
  5. Step 5: Solve for x
    x = 6,710,108.24/3,781.52
  6. Step 6: Final answer
    x = 1,774.45

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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.