Home / 3,036.73-4,190.45-1,777.61

Finding the Fourth Proportional to 3,036.73, 4,190.45 and 1,777.61

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Solution

The fourth proportional to 3,036.73, 4,190.45 and 1,777.61 is: 2,452.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.73 : 4,190.45 = 1,777.61 : x
  2. Step 2: Convert to fraction form
    3,036.73/4,190.45 = 1,777.61/x
  3. Step 3: Cross multiply
    3,036.73x = 4,190.45 × 1,777.61
  4. Step 4: Simplify right side
    3,036.73x = 7,448,964.87
  5. Step 5: Solve for x
    x = 7,448,964.87/3,036.73
  6. Step 6: Final answer
    x = 2,452.96

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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.