Home / 3,311.79-4,968.56-1,463.32

Finding the Fourth Proportional to 3,311.79, 4,968.56 and 1,463.32

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Solution

The fourth proportional to 3,311.79, 4,968.56 and 1,463.32 is: 2,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311.79 : 4,968.56 = 1,463.32 : x
  2. Step 2: Convert to fraction form
    3,311.79/4,968.56 = 1,463.32/x
  3. Step 3: Cross multiply
    3,311.79x = 4,968.56 × 1,463.32
  4. Step 4: Simplify right side
    3,311.79x = 7,270,593.22
  5. Step 5: Solve for x
    x = 7,270,593.22/3,311.79
  6. Step 6: Final answer
    x = 2,195.37

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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.