Home / 1,945.46-2,684.75-1,061.27

Finding the Fourth Proportional to 1,945.46, 2,684.75 and 1,061.27

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Solution

The fourth proportional to 1,945.46, 2,684.75 and 1,061.27 is: 1,464.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945.46 : 2,684.75 = 1,061.27 : x
  2. Step 2: Convert to fraction form
    1,945.46/2,684.75 = 1,061.27/x
  3. Step 3: Cross multiply
    1,945.46x = 2,684.75 × 1,061.27
  4. Step 4: Simplify right side
    1,945.46x = 2,849,244.63
  5. Step 5: Solve for x
    x = 2,849,244.63/1,945.46
  6. Step 6: Final answer
    x = 1,464.56

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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.