Home / 2,335.62-3,218.64-2,183.34

Finding the Fourth Proportional to 2,335.62, 3,218.64 and 2,183.34

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Solution

The fourth proportional to 2,335.62, 3,218.64 and 2,183.34 is: 3,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.62 : 3,218.64 = 2,183.34 : x
  2. Step 2: Convert to fraction form
    2,335.62/3,218.64 = 2,183.34/x
  3. Step 3: Cross multiply
    2,335.62x = 3,218.64 × 2,183.34
  4. Step 4: Simplify right side
    2,335.62x = 7,027,385.46
  5. Step 5: Solve for x
    x = 7,027,385.46/2,335.62
  6. Step 6: Final answer
    x = 3,008.79

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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.