Home / 1,945.47-2,684.73-1,061.27

Finding the Fourth Proportional to 1,945.47, 2,684.73 and 1,061.27

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Solution

The fourth proportional to 1,945.47, 2,684.73 and 1,061.27 is: 1,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945.47 : 2,684.73 = 1,061.27 : x
  2. Step 2: Convert to fraction form
    1,945.47/2,684.73 = 1,061.27/x
  3. Step 3: Cross multiply
    1,945.47x = 2,684.73 × 1,061.27
  4. Step 4: Simplify right side
    1,945.47x = 2,849,209.98
  5. Step 5: Solve for x
    x = 2,849,209.98/1,945.47
  6. Step 6: Final answer
    x = 1,464.54

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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.