Home / 2,231.77-3,346.44-932.26

Finding the Fourth Proportional to 2,231.77, 3,346.44 and 932.26

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Solution

The fourth proportional to 2,231.77, 3,346.44 and 932.26 is: 1,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.77 : 3,346.44 = 932.26 : x
  2. Step 2: Convert to fraction form
    2,231.77/3,346.44 = 932.26/x
  3. Step 3: Cross multiply
    2,231.77x = 3,346.44 × 932.26
  4. Step 4: Simplify right side
    2,231.77x = 3,119,752.15
  5. Step 5: Solve for x
    x = 3,119,752.15/2,231.77
  6. Step 6: Final answer
    x = 1,397.88

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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.