Home / 3,365.82-4,644.46-2,021.16

Finding the Fourth Proportional to 3,365.82, 4,644.46 and 2,021.16

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Solution

The fourth proportional to 3,365.82, 4,644.46 and 2,021.16 is: 2,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.82 : 4,644.46 = 2,021.16 : x
  2. Step 2: Convert to fraction form
    3,365.82/4,644.46 = 2,021.16/x
  3. Step 3: Cross multiply
    3,365.82x = 4,644.46 × 2,021.16
  4. Step 4: Simplify right side
    3,365.82x = 9,387,196.77
  5. Step 5: Solve for x
    x = 9,387,196.77/3,365.82
  6. Step 6: Final answer
    x = 2,788.98

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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.