Home / 3,405.45-5,110.71-2,529.99

Finding the Fourth Proportional to 3,405.45, 5,110.71 and 2,529.99

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Solution

The fourth proportional to 3,405.45, 5,110.71 and 2,529.99 is: 3,796.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.45 : 5,110.71 = 2,529.99 : x
  2. Step 2: Convert to fraction form
    3,405.45/5,110.71 = 2,529.99/x
  3. Step 3: Cross multiply
    3,405.45x = 5,110.71 × 2,529.99
  4. Step 4: Simplify right side
    3,405.45x = 12,930,045.19
  5. Step 5: Solve for x
    x = 12,930,045.19/3,405.45
  6. Step 6: Final answer
    x = 3,796.87

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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.