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Finding the Fourth Proportional to 2,367.63, 3,268.68 and 1,572.03

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Solution

The fourth proportional to 2,367.63, 3,268.68 and 1,572.03 is: 2,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.63 : 3,268.68 = 1,572.03 : x
  2. Step 2: Convert to fraction form
    2,367.63/3,268.68 = 1,572.03/x
  3. Step 3: Cross multiply
    2,367.63x = 3,268.68 × 1,572.03
  4. Step 4: Simplify right side
    2,367.63x = 5,138,463.02
  5. Step 5: Solve for x
    x = 5,138,463.02/2,367.63
  6. Step 6: Final answer
    x = 2,170.30

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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.