Home / 3,803.22-5,248.48-2,231.34

Finding the Fourth Proportional to 3,803.22, 5,248.48 and 2,231.34

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Solution

The fourth proportional to 3,803.22, 5,248.48 and 2,231.34 is: 3,079.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.22 : 5,248.48 = 2,231.34 : x
  2. Step 2: Convert to fraction form
    3,803.22/5,248.48 = 2,231.34/x
  3. Step 3: Cross multiply
    3,803.22x = 5,248.48 × 2,231.34
  4. Step 4: Simplify right side
    3,803.22x = 11,711,143.36
  5. Step 5: Solve for x
    x = 11,711,143.36/3,803.22
  6. Step 6: Final answer
    x = 3,079.27

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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.