Home / 2,599.35-3,901.07-1,211.97

Finding the Fourth Proportional to 2,599.35, 3,901.07 and 1,211.97

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Solution

The fourth proportional to 2,599.35, 3,901.07 and 1,211.97 is: 1,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.35 : 3,901.07 = 1,211.97 : x
  2. Step 2: Convert to fraction form
    2,599.35/3,901.07 = 1,211.97/x
  3. Step 3: Cross multiply
    2,599.35x = 3,901.07 × 1,211.97
  4. Step 4: Simplify right side
    2,599.35x = 4,727,976.78
  5. Step 5: Solve for x
    x = 4,727,976.78/2,599.35
  6. Step 6: Final answer
    x = 1,818.91

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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.