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Finding the Fourth Proportional to 3,268, 4,510.04 and 1,851.82

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Solution

The fourth proportional to 3,268, 4,510.04 and 1,851.82 is: 2,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268 : 4,510.04 = 1,851.82 : x
  2. Step 2: Convert to fraction form
    3,268/4,510.04 = 1,851.82/x
  3. Step 3: Cross multiply
    3,268x = 4,510.04 × 1,851.82
  4. Step 4: Simplify right side
    3,268x = 8,351,782.27
  5. Step 5: Solve for x
    x = 8,351,782.27/3,268
  6. Step 6: Final answer
    x = 2,555.62

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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.