Home / 3,221.51-4,449.20-2,594.12

Finding the Fourth Proportional to 3,221.51, 4,449.20 and 2,594.12

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Solution

The fourth proportional to 3,221.51, 4,449.20 and 2,594.12 is: 3,582.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.51 : 4,449.20 = 2,594.12 : x
  2. Step 2: Convert to fraction form
    3,221.51/4,449.20 = 2,594.12/x
  3. Step 3: Cross multiply
    3,221.51x = 4,449.20 × 2,594.12
  4. Step 4: Simplify right side
    3,221.51x = 11,541,756.86
  5. Step 5: Solve for x
    x = 11,541,756.86/3,221.51
  6. Step 6: Final answer
    x = 3,582.71

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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.