Home / 3,593.40-4,958.90-2,021.39

Finding the Fourth Proportional to 3,593.40, 4,958.90 and 2,021.39

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Solution

The fourth proportional to 3,593.40, 4,958.90 and 2,021.39 is: 2,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.40 : 4,958.90 = 2,021.39 : x
  2. Step 2: Convert to fraction form
    3,593.40/4,958.90 = 2,021.39/x
  3. Step 3: Cross multiply
    3,593.40x = 4,958.90 × 2,021.39
  4. Step 4: Simplify right side
    3,593.40x = 10,023,870.87
  5. Step 5: Solve for x
    x = 10,023,870.87/3,593.40
  6. Step 6: Final answer
    x = 2,789.52

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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.