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Finding the Fourth Proportional to 2,351.35, 3,520.10 and 1,737.79

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Solution

The fourth proportional to 2,351.35, 3,520.10 and 1,737.79 is: 2,601.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.35 : 3,520.10 = 1,737.79 : x
  2. Step 2: Convert to fraction form
    2,351.35/3,520.10 = 1,737.79/x
  3. Step 3: Cross multiply
    2,351.35x = 3,520.10 × 1,737.79
  4. Step 4: Simplify right side
    2,351.35x = 6,117,194.58
  5. Step 5: Solve for x
    x = 6,117,194.58/2,351.35
  6. Step 6: Final answer
    x = 2,601.57

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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.