Home / 2,214.32-3,319.62-1,481.66

Finding the Fourth Proportional to 2,214.32, 3,319.62 and 1,481.66

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Solution

The fourth proportional to 2,214.32, 3,319.62 and 1,481.66 is: 2,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,214.32 : 3,319.62 = 1,481.66 : x
  2. Step 2: Convert to fraction form
    2,214.32/3,319.62 = 1,481.66/x
  3. Step 3: Cross multiply
    2,214.32x = 3,319.62 × 1,481.66
  4. Step 4: Simplify right side
    2,214.32x = 4,918,548.17
  5. Step 5: Solve for x
    x = 4,918,548.17/2,214.32
  6. Step 6: Final answer
    x = 2,221.25

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1.5x scale

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.