Home / 2,740.54-4,108.61-1,863.35

Finding the Fourth Proportional to 2,740.54, 4,108.61 and 1,863.35

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Solution

The fourth proportional to 2,740.54, 4,108.61 and 1,863.35 is: 2,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.54 : 4,108.61 = 1,863.35 : x
  2. Step 2: Convert to fraction form
    2,740.54/4,108.61 = 1,863.35/x
  3. Step 3: Cross multiply
    2,740.54x = 4,108.61 × 1,863.35
  4. Step 4: Simplify right side
    2,740.54x = 7,655,781.90
  5. Step 5: Solve for x
    x = 7,655,781.90/2,740.54
  6. Step 6: Final answer
    x = 2,793.53

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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.