Home / 3,311.38-4,969.96-1,752.50

Finding the Fourth Proportional to 3,311.38, 4,969.96 and 1,752.50

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Solution

The fourth proportional to 3,311.38, 4,969.96 and 1,752.50 is: 2,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.38 : 4,969.96 = 1,752.50 : x
  2. Step 2: Convert to fraction form
    3,311.38/4,969.96 = 1,752.50/x
  3. Step 3: Cross multiply
    3,311.38x = 4,969.96 × 1,752.50
  4. Step 4: Simplify right side
    3,311.38x = 8,709,873.43
  5. Step 5: Solve for x
    x = 8,709,873.43/3,311.38
  6. Step 6: Final answer
    x = 2,630.28

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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.