Home / 2,310.25-3,466.74-1,214.70

Finding the Fourth Proportional to 2,310.25, 3,466.74 and 1,214.70

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Solution

The fourth proportional to 2,310.25, 3,466.74 and 1,214.70 is: 1,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.25 : 3,466.74 = 1,214.70 : x
  2. Step 2: Convert to fraction form
    2,310.25/3,466.74 = 1,214.70/x
  3. Step 3: Cross multiply
    2,310.25x = 3,466.74 × 1,214.70
  4. Step 4: Simplify right side
    2,310.25x = 4,211,032.09
  5. Step 5: Solve for x
    x = 4,211,032.09/2,310.25
  6. Step 6: Final answer
    x = 1,822.76

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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.