Home / 3,238.12-4,856.66-1,157.74

Finding the Fourth Proportional to 3,238.12, 4,856.66 and 1,157.74

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Solution

The fourth proportional to 3,238.12, 4,856.66 and 1,157.74 is: 1,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.12 : 4,856.66 = 1,157.74 : x
  2. Step 2: Convert to fraction form
    3,238.12/4,856.66 = 1,157.74/x
  3. Step 3: Cross multiply
    3,238.12x = 4,856.66 × 1,157.74
  4. Step 4: Simplify right side
    3,238.12x = 5,622,742.47
  5. Step 5: Solve for x
    x = 5,622,742.47/3,238.12
  6. Step 6: Final answer
    x = 1,736.42

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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.