Home / 3,036.60-4,191.26-2,028.38

Finding the Fourth Proportional to 3,036.60, 4,191.26 and 2,028.38

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Solution

The fourth proportional to 3,036.60, 4,191.26 and 2,028.38 is: 2,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.60 : 4,191.26 = 2,028.38 : x
  2. Step 2: Convert to fraction form
    3,036.60/4,191.26 = 2,028.38/x
  3. Step 3: Cross multiply
    3,036.60x = 4,191.26 × 2,028.38
  4. Step 4: Simplify right side
    3,036.60x = 8,501,436.86
  5. Step 5: Solve for x
    x = 8,501,436.86/3,036.60
  6. Step 6: Final answer
    x = 2,799.66

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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.