Home / 4,001.22-5,520.84-2,322.42

Finding the Fourth Proportional to 4,001.22, 5,520.84 and 2,322.42

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Solution

The fourth proportional to 4,001.22, 5,520.84 and 2,322.42 is: 3,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.22 : 5,520.84 = 2,322.42 : x
  2. Step 2: Convert to fraction form
    4,001.22/5,520.84 = 2,322.42/x
  3. Step 3: Cross multiply
    4,001.22x = 5,520.84 × 2,322.42
  4. Step 4: Simplify right side
    4,001.22x = 12,821,709.23
  5. Step 5: Solve for x
    x = 12,821,709.23/4,001.22
  6. Step 6: Final answer
    x = 3,204.45

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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.