Home / 4,135.20-6,202.80-1,941.36

Finding the Fourth Proportional to 4,135.20, 6,202.80 and 1,941.36

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Solution

The fourth proportional to 4,135.20, 6,202.80 and 1,941.36 is: 2,912.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.20 : 6,202.80 = 1,941.36 : x
  2. Step 2: Convert to fraction form
    4,135.20/6,202.80 = 1,941.36/x
  3. Step 3: Cross multiply
    4,135.20x = 6,202.80 × 1,941.36
  4. Step 4: Simplify right side
    4,135.20x = 12,041,867.81
  5. Step 5: Solve for x
    x = 12,041,867.81/4,135.20
  6. Step 6: Final answer
    x = 2,912.04

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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.