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Finding the Fourth Proportional to 3,135.70, 4,710.84 and 2,701.95

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Solution

The fourth proportional to 3,135.70, 4,710.84 and 2,701.95 is: 4,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.70 : 4,710.84 = 2,701.95 : x
  2. Step 2: Convert to fraction form
    3,135.70/4,710.84 = 2,701.95/x
  3. Step 3: Cross multiply
    3,135.70x = 4,710.84 × 2,701.95
  4. Step 4: Simplify right side
    3,135.70x = 12,728,454.14
  5. Step 5: Solve for x
    x = 12,728,454.14/3,135.70
  6. Step 6: Final answer
    x = 4,059.21

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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.