Home / 2,654.52-3,977.08-1,612.39

Finding the Fourth Proportional to 2,654.52, 3,977.08 and 1,612.39

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Solution

The fourth proportional to 2,654.52, 3,977.08 and 1,612.39 is: 2,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,654.52 : 3,977.08 = 1,612.39 : x
  2. Step 2: Convert to fraction form
    2,654.52/3,977.08 = 1,612.39/x
  3. Step 3: Cross multiply
    2,654.52x = 3,977.08 × 1,612.39
  4. Step 4: Simplify right side
    2,654.52x = 6,412,604.02
  5. Step 5: Solve for x
    x = 6,412,604.02/2,654.52
  6. Step 6: Final answer
    x = 2,415.73

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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.