Home / 2,340.44-3,229.60-1,345.66

Finding the Fourth Proportional to 2,340.44, 3,229.60 and 1,345.66

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Solution

The fourth proportional to 2,340.44, 3,229.60 and 1,345.66 is: 1,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.44 : 3,229.60 = 1,345.66 : x
  2. Step 2: Convert to fraction form
    2,340.44/3,229.60 = 1,345.66/x
  3. Step 3: Cross multiply
    2,340.44x = 3,229.60 × 1,345.66
  4. Step 4: Simplify right side
    2,340.44x = 4,345,943.54
  5. Step 5: Solve for x
    x = 4,345,943.54/2,340.44
  6. Step 6: Final answer
    x = 1,856.89

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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.