Home / 2,065.20-2,849.94-1,133.70

Finding the Fourth Proportional to 2,065.20, 2,849.94 and 1,133.70

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Solution

The fourth proportional to 2,065.20, 2,849.94 and 1,133.70 is: 1,564.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065.20 : 2,849.94 = 1,133.70 : x
  2. Step 2: Convert to fraction form
    2,065.20/2,849.94 = 1,133.70/x
  3. Step 3: Cross multiply
    2,065.20x = 2,849.94 × 1,133.70
  4. Step 4: Simplify right side
    2,065.20x = 3,230,976.98
  5. Step 5: Solve for x
    x = 3,230,976.98/2,065.20
  6. Step 6: Final answer
    x = 1,564.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.