Home / 4,103.88-6,155.82-1,182.21

Finding the Fourth Proportional to 4,103.88, 6,155.82 and 1,182.21

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Solution

The fourth proportional to 4,103.88, 6,155.82 and 1,182.21 is: 1,773.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.88 : 6,155.82 = 1,182.21 : x
  2. Step 2: Convert to fraction form
    4,103.88/6,155.82 = 1,182.21/x
  3. Step 3: Cross multiply
    4,103.88x = 6,155.82 × 1,182.21
  4. Step 4: Simplify right side
    4,103.88x = 7,277,471.96
  5. Step 5: Solve for x
    x = 7,277,471.96/4,103.88
  6. Step 6: Final answer
    x = 1,773.32

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Double scale
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Similar ratio
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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.