Home / 3,325.27-4,986.67-1,103.70

Finding the Fourth Proportional to 3,325.27, 4,986.67 and 1,103.70

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Solution

The fourth proportional to 3,325.27, 4,986.67 and 1,103.70 is: 1,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.27 : 4,986.67 = 1,103.70 : x
  2. Step 2: Convert to fraction form
    3,325.27/4,986.67 = 1,103.70/x
  3. Step 3: Cross multiply
    3,325.27x = 4,986.67 × 1,103.70
  4. Step 4: Simplify right side
    3,325.27x = 5,503,787.68
  5. Step 5: Solve for x
    x = 5,503,787.68/3,325.27
  6. Step 6: Final answer
    x = 1,655.14

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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.