Home / 3,023.97-4,173.12-1,828.79

Finding the Fourth Proportional to 3,023.97, 4,173.12 and 1,828.79

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Solution

The fourth proportional to 3,023.97, 4,173.12 and 1,828.79 is: 2,523.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.97 : 4,173.12 = 1,828.79 : x
  2. Step 2: Convert to fraction form
    3,023.97/4,173.12 = 1,828.79/x
  3. Step 3: Cross multiply
    3,023.97x = 4,173.12 × 1,828.79
  4. Step 4: Simplify right side
    3,023.97x = 7,631,760.12
  5. Step 5: Solve for x
    x = 7,631,760.12/3,023.97
  6. Step 6: Final answer
    x = 2,523.76

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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.