Home / 3,630.27-5,433.41-3,123.39

Finding the Fourth Proportional to 3,630.27, 5,433.41 and 3,123.39

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Solution

The fourth proportional to 3,630.27, 5,433.41 and 3,123.39 is: 4,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.27 : 5,433.41 = 3,123.39 : x
  2. Step 2: Convert to fraction form
    3,630.27/5,433.41 = 3,123.39/x
  3. Step 3: Cross multiply
    3,630.27x = 5,433.41 × 3,123.39
  4. Step 4: Simplify right side
    3,630.27x = 16,970,642.84
  5. Step 5: Solve for x
    x = 16,970,642.84/3,630.27
  6. Step 6: Final answer
    x = 4,674.76

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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.