Home / 2,817.51-4,226.36-968.61

Finding the Fourth Proportional to 2,817.51, 4,226.36 and 968.61

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Solution

The fourth proportional to 2,817.51, 4,226.36 and 968.61 is: 1,452.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817.51 : 4,226.36 = 968.61 : x
  2. Step 2: Convert to fraction form
    2,817.51/4,226.36 = 968.61/x
  3. Step 3: Cross multiply
    2,817.51x = 4,226.36 × 968.61
  4. Step 4: Simplify right side
    2,817.51x = 4,093,696.98
  5. Step 5: Solve for x
    x = 4,093,696.98/2,817.51
  6. Step 6: Final answer
    x = 1,452.95

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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.