Home / 3,326.92-4,989.90-1,135.24

Finding the Fourth Proportional to 3,326.92, 4,989.90 and 1,135.24

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Solution

The fourth proportional to 3,326.92, 4,989.90 and 1,135.24 is: 1,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.92 : 4,989.90 = 1,135.24 : x
  2. Step 2: Convert to fraction form
    3,326.92/4,989.90 = 1,135.24/x
  3. Step 3: Cross multiply
    3,326.92x = 4,989.90 × 1,135.24
  4. Step 4: Simplify right side
    3,326.92x = 5,664,734.08
  5. Step 5: Solve for x
    x = 5,664,734.08/3,326.92
  6. Step 6: Final answer
    x = 1,702.70

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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.