Home / 2,027.12-3,040.83-710.73

Finding the Fourth Proportional to 2,027.12, 3,040.83 and 710.73

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Solution

The fourth proportional to 2,027.12, 3,040.83 and 710.73 is: 1,066.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027.12 : 3,040.83 = 710.73 : x
  2. Step 2: Convert to fraction form
    2,027.12/3,040.83 = 710.73/x
  3. Step 3: Cross multiply
    2,027.12x = 3,040.83 × 710.73
  4. Step 4: Simplify right side
    2,027.12x = 2,161,209.11
  5. Step 5: Solve for x
    x = 2,161,209.11/2,027.12
  6. Step 6: Final answer
    x = 1,066.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.