Home / 2,529.82-3,491.36-1,411.12

Finding the Fourth Proportional to 2,529.82, 3,491.36 and 1,411.12

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Solution

The fourth proportional to 2,529.82, 3,491.36 and 1,411.12 is: 1,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.82 : 3,491.36 = 1,411.12 : x
  2. Step 2: Convert to fraction form
    2,529.82/3,491.36 = 1,411.12/x
  3. Step 3: Cross multiply
    2,529.82x = 3,491.36 × 1,411.12
  4. Step 4: Simplify right side
    2,529.82x = 4,926,727.92
  5. Step 5: Solve for x
    x = 4,926,727.92/2,529.82
  6. Step 6: Final answer
    x = 1,947.46

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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.