Home / 2,322.12-3,204.78-1,613.77

Finding the Fourth Proportional to 2,322.12, 3,204.78 and 1,613.77

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Solution

The fourth proportional to 2,322.12, 3,204.78 and 1,613.77 is: 2,227.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,322.12 : 3,204.78 = 1,613.77 : x
  2. Step 2: Convert to fraction form
    2,322.12/3,204.78 = 1,613.77/x
  3. Step 3: Cross multiply
    2,322.12x = 3,204.78 × 1,613.77
  4. Step 4: Simplify right side
    2,322.12x = 5,171,787.88
  5. Step 5: Solve for x
    x = 5,171,787.88/2,322.12
  6. Step 6: Final answer
    x = 2,227.19

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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.