Home / 2,414.12-3,331.48-1,310.12

Finding the Fourth Proportional to 2,414.12, 3,331.48 and 1,310.12

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Solution

The fourth proportional to 2,414.12, 3,331.48 and 1,310.12 is: 1,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.12 : 3,331.48 = 1,310.12 : x
  2. Step 2: Convert to fraction form
    2,414.12/3,331.48 = 1,310.12/x
  3. Step 3: Cross multiply
    2,414.12x = 3,331.48 × 1,310.12
  4. Step 4: Simplify right side
    2,414.12x = 4,364,638.58
  5. Step 5: Solve for x
    x = 4,364,638.58/2,414.12
  6. Step 6: Final answer
    x = 1,807.96

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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.