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Finding the Fourth Proportional to 2,168.36, 3,252.54 and 1,675.48

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Solution

The fourth proportional to 2,168.36, 3,252.54 and 1,675.48 is: 2,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168.36 : 3,252.54 = 1,675.48 : x
  2. Step 2: Convert to fraction form
    2,168.36/3,252.54 = 1,675.48/x
  3. Step 3: Cross multiply
    2,168.36x = 3,252.54 × 1,675.48
  4. Step 4: Simplify right side
    2,168.36x = 5,449,573.67
  5. Step 5: Solve for x
    x = 5,449,573.67/2,168.36
  6. Step 6: Final answer
    x = 2,513.22

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1.5x scale

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.