Home / 3,274.07-4,911.45-1,083.20

Finding the Fourth Proportional to 3,274.07, 4,911.45 and 1,083.20

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Solution

The fourth proportional to 3,274.07, 4,911.45 and 1,083.20 is: 1,624.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.07 : 4,911.45 = 1,083.20 : x
  2. Step 2: Convert to fraction form
    3,274.07/4,911.45 = 1,083.20/x
  3. Step 3: Cross multiply
    3,274.07x = 4,911.45 × 1,083.20
  4. Step 4: Simplify right side
    3,274.07x = 5,320,082.64
  5. Step 5: Solve for x
    x = 5,320,082.64/3,274.07
  6. Step 6: Final answer
    x = 1,624.91

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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.