Home / 3,518.46-5,273.56-1,957.72

Finding the Fourth Proportional to 3,518.46, 5,273.56 and 1,957.72

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Solution

The fourth proportional to 3,518.46, 5,273.56 and 1,957.72 is: 2,934.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.46 : 5,273.56 = 1,957.72 : x
  2. Step 2: Convert to fraction form
    3,518.46/5,273.56 = 1,957.72/x
  3. Step 3: Cross multiply
    3,518.46x = 5,273.56 × 1,957.72
  4. Step 4: Simplify right side
    3,518.46x = 10,324,153.88
  5. Step 5: Solve for x
    x = 10,324,153.88/3,518.46
  6. Step 6: Final answer
    x = 2,934.28

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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.