Home / 3,823.83-5,275.22-2,230.34

Finding the Fourth Proportional to 3,823.83, 5,275.22 and 2,230.34

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Solution

The fourth proportional to 3,823.83, 5,275.22 and 2,230.34 is: 3,076.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.83 : 5,275.22 = 2,230.34 : x
  2. Step 2: Convert to fraction form
    3,823.83/5,275.22 = 2,230.34/x
  3. Step 3: Cross multiply
    3,823.83x = 5,275.22 × 2,230.34
  4. Step 4: Simplify right side
    3,823.83x = 11,765,496.65
  5. Step 5: Solve for x
    x = 11,765,496.65/3,823.83
  6. Step 6: Final answer
    x = 3,076.89

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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.