Home / 3,231.45-4,844.29-1,282.32

Finding the Fourth Proportional to 3,231.45, 4,844.29 and 1,282.32

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Solution

The fourth proportional to 3,231.45, 4,844.29 and 1,282.32 is: 1,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.45 : 4,844.29 = 1,282.32 : x
  2. Step 2: Convert to fraction form
    3,231.45/4,844.29 = 1,282.32/x
  3. Step 3: Cross multiply
    3,231.45x = 4,844.29 × 1,282.32
  4. Step 4: Simplify right side
    3,231.45x = 6,211,929.95
  5. Step 5: Solve for x
    x = 6,211,929.95/3,231.45
  6. Step 6: Final answer
    x = 1,922.34

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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.