Home / 3,238.75-4,467.04-2,245.69

Finding the Fourth Proportional to 3,238.75, 4,467.04 and 2,245.69

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Solution

The fourth proportional to 3,238.75, 4,467.04 and 2,245.69 is: 3,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.75 : 4,467.04 = 2,245.69 : x
  2. Step 2: Convert to fraction form
    3,238.75/4,467.04 = 2,245.69/x
  3. Step 3: Cross multiply
    3,238.75x = 4,467.04 × 2,245.69
  4. Step 4: Simplify right side
    3,238.75x = 10,031,587.06
  5. Step 5: Solve for x
    x = 10,031,587.06/3,238.75
  6. Step 6: Final answer
    x = 3,097.36

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Find fourth proportional to 1,619.38, 2,233.52 and 1,122.85
Half scale
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Double scale
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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.