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Finding the Fourth Proportional to 4,827.95, 7,241.46 and 1,540.46

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Solution

The fourth proportional to 4,827.95, 7,241.46 and 1,540.46 is: 2,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.95 : 7,241.46 = 1,540.46 : x
  2. Step 2: Convert to fraction form
    4,827.95/7,241.46 = 1,540.46/x
  3. Step 3: Cross multiply
    4,827.95x = 7,241.46 × 1,540.46
  4. Step 4: Simplify right side
    4,827.95x = 11,155,197.58
  5. Step 5: Solve for x
    x = 11,155,197.58/4,827.95
  6. Step 6: Final answer
    x = 2,310.55

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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.