Home / 3,961.66-5,469.58-2,545.98

Finding the Fourth Proportional to 3,961.66, 5,469.58 and 2,545.98

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Solution

The fourth proportional to 3,961.66, 5,469.58 and 2,545.98 is: 3,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.66 : 5,469.58 = 2,545.98 : x
  2. Step 2: Convert to fraction form
    3,961.66/5,469.58 = 2,545.98/x
  3. Step 3: Cross multiply
    3,961.66x = 5,469.58 × 2,545.98
  4. Step 4: Simplify right side
    3,961.66x = 13,925,441.29
  5. Step 5: Solve for x
    x = 13,925,441.29/3,961.66
  6. Step 6: Final answer
    x = 3,515.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.