Home / 4,112.08-5,675.36-3,234.56

Finding the Fourth Proportional to 4,112.08, 5,675.36 and 3,234.56

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Solution

The fourth proportional to 4,112.08, 5,675.36 and 3,234.56 is: 4,464.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.08 : 5,675.36 = 3,234.56 : x
  2. Step 2: Convert to fraction form
    4,112.08/5,675.36 = 3,234.56/x
  3. Step 3: Cross multiply
    4,112.08x = 5,675.36 × 3,234.56
  4. Step 4: Simplify right side
    4,112.08x = 18,357,292.44
  5. Step 5: Solve for x
    x = 18,357,292.44/4,112.08
  6. Step 6: Final answer
    x = 4,464.24

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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.