Home / 1,953.28-2,694.52-1,166.68

Finding the Fourth Proportional to 1,953.28, 2,694.52 and 1,166.68

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Solution

The fourth proportional to 1,953.28, 2,694.52 and 1,166.68 is: 1,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953.28 : 2,694.52 = 1,166.68 : x
  2. Step 2: Convert to fraction form
    1,953.28/2,694.52 = 1,166.68/x
  3. Step 3: Cross multiply
    1,953.28x = 2,694.52 × 1,166.68
  4. Step 4: Simplify right side
    1,953.28x = 3,143,642.59
  5. Step 5: Solve for x
    x = 3,143,642.59/1,953.28
  6. Step 6: Final answer
    x = 1,609.42

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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.