Home / 3,182.73-4,390.97-2,345.44

Finding the Fourth Proportional to 3,182.73, 4,390.97 and 2,345.44

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Solution

The fourth proportional to 3,182.73, 4,390.97 and 2,345.44 is: 3,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.73 : 4,390.97 = 2,345.44 : x
  2. Step 2: Convert to fraction form
    3,182.73/4,390.97 = 2,345.44/x
  3. Step 3: Cross multiply
    3,182.73x = 4,390.97 × 2,345.44
  4. Step 4: Simplify right side
    3,182.73x = 10,298,734.53
  5. Step 5: Solve for x
    x = 10,298,734.53/3,182.73
  6. Step 6: Final answer
    x = 3,235.81

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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.