Home / 2,493.66-3,439.35-1,906.14

Finding the Fourth Proportional to 2,493.66, 3,439.35 and 1,906.14

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Solution

The fourth proportional to 2,493.66, 3,439.35 and 1,906.14 is: 2,629.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,493.66 : 3,439.35 = 1,906.14 : x
  2. Step 2: Convert to fraction form
    2,493.66/3,439.35 = 1,906.14/x
  3. Step 3: Cross multiply
    2,493.66x = 3,439.35 × 1,906.14
  4. Step 4: Simplify right side
    2,493.66x = 6,555,882.61
  5. Step 5: Solve for x
    x = 6,555,882.61/2,493.66
  6. Step 6: Final answer
    x = 2,629.02

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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.