Home / 2,414.25-3,331.67-1,310.25

Finding the Fourth Proportional to 2,414.25, 3,331.67 and 1,310.25

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Solution

The fourth proportional to 2,414.25, 3,331.67 and 1,310.25 is: 1,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.25 : 3,331.67 = 1,310.25 : x
  2. Step 2: Convert to fraction form
    2,414.25/3,331.67 = 1,310.25/x
  3. Step 3: Cross multiply
    2,414.25x = 3,331.67 × 1,310.25
  4. Step 4: Simplify right side
    2,414.25x = 4,365,314.07
  5. Step 5: Solve for x
    x = 4,365,314.07/2,414.25
  6. Step 6: Final answer
    x = 1,808.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.