Home / 2,647.72-3,654.08-1,468.90

Finding the Fourth Proportional to 2,647.72, 3,654.08 and 1,468.90

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Solution

The fourth proportional to 2,647.72, 3,654.08 and 1,468.90 is: 2,027.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647.72 : 3,654.08 = 1,468.90 : x
  2. Step 2: Convert to fraction form
    2,647.72/3,654.08 = 1,468.90/x
  3. Step 3: Cross multiply
    2,647.72x = 3,654.08 × 1,468.90
  4. Step 4: Simplify right side
    2,647.72x = 5,367,478.11
  5. Step 5: Solve for x
    x = 5,367,478.11/2,647.72
  6. Step 6: Final answer
    x = 2,027.21

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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.