Home / 3,203.56-4,806.69-1,257.13

Finding the Fourth Proportional to 3,203.56, 4,806.69 and 1,257.13

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Solution

The fourth proportional to 3,203.56, 4,806.69 and 1,257.13 is: 1,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.56 : 4,806.69 = 1,257.13 : x
  2. Step 2: Convert to fraction form
    3,203.56/4,806.69 = 1,257.13/x
  3. Step 3: Cross multiply
    3,203.56x = 4,806.69 × 1,257.13
  4. Step 4: Simplify right side
    3,203.56x = 6,042,634.20
  5. Step 5: Solve for x
    x = 6,042,634.20/3,203.56
  6. Step 6: Final answer
    x = 1,886.22

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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.