Home / 3,695.83-5,543.75-2,155.75

Finding the Fourth Proportional to 3,695.83, 5,543.75 and 2,155.75

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Solution

The fourth proportional to 3,695.83, 5,543.75 and 2,155.75 is: 3,233.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.83 : 5,543.75 = 2,155.75 : x
  2. Step 2: Convert to fraction form
    3,695.83/5,543.75 = 2,155.75/x
  3. Step 3: Cross multiply
    3,695.83x = 5,543.75 × 2,155.75
  4. Step 4: Simplify right side
    3,695.83x = 11,950,928.28
  5. Step 5: Solve for x
    x = 11,950,928.28/3,695.83
  6. Step 6: Final answer
    x = 3,233.63

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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.