Home / 3,254.12-4,481.06-3,185.96

Finding the Fourth Proportional to 3,254.12, 4,481.06 and 3,185.96

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Solution

The fourth proportional to 3,254.12, 4,481.06 and 3,185.96 is: 4,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.12 : 4,481.06 = 3,185.96 : x
  2. Step 2: Convert to fraction form
    3,254.12/4,481.06 = 3,185.96/x
  3. Step 3: Cross multiply
    3,254.12x = 4,481.06 × 3,185.96
  4. Step 4: Simplify right side
    3,254.12x = 14,276,477.92
  5. Step 5: Solve for x
    x = 14,276,477.92/3,254.12
  6. Step 6: Final answer
    x = 4,387.20

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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.