Home / 3,230.96-4,458.72-1,833.68

Finding the Fourth Proportional to 3,230.96, 4,458.72 and 1,833.68

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Solution

The fourth proportional to 3,230.96, 4,458.72 and 1,833.68 is: 2,530.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230.96 : 4,458.72 = 1,833.68 : x
  2. Step 2: Convert to fraction form
    3,230.96/4,458.72 = 1,833.68/x
  3. Step 3: Cross multiply
    3,230.96x = 4,458.72 × 1,833.68
  4. Step 4: Simplify right side
    3,230.96x = 8,175,865.69
  5. Step 5: Solve for x
    x = 8,175,865.69/3,230.96
  6. Step 6: Final answer
    x = 2,530.48

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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.