Home / 2,641.34-3,956.54-1,542.39

Finding the Fourth Proportional to 2,641.34, 3,956.54 and 1,542.39

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Solution

The fourth proportional to 2,641.34, 3,956.54 and 1,542.39 is: 2,310.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,641.34 : 3,956.54 = 1,542.39 : x
  2. Step 2: Convert to fraction form
    2,641.34/3,956.54 = 1,542.39/x
  3. Step 3: Cross multiply
    2,641.34x = 3,956.54 × 1,542.39
  4. Step 4: Simplify right side
    2,641.34x = 6,102,520.02
  5. Step 5: Solve for x
    x = 6,102,520.02/2,641.34
  6. Step 6: Final answer
    x = 2,310.39

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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.