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Finding the Fourth Proportional to 3,273.74, 4,516.74 and 1,857.32

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Solution

The fourth proportional to 3,273.74, 4,516.74 and 1,857.32 is: 2,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.74 : 4,516.74 = 1,857.32 : x
  2. Step 2: Convert to fraction form
    3,273.74/4,516.74 = 1,857.32/x
  3. Step 3: Cross multiply
    3,273.74x = 4,516.74 × 1,857.32
  4. Step 4: Simplify right side
    3,273.74x = 8,389,031.54
  5. Step 5: Solve for x
    x = 8,389,031.54/3,273.74
  6. Step 6: Final answer
    x = 2,562.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.