Home / 2,429.94-3,353.34-1,382.07

Finding the Fourth Proportional to 2,429.94, 3,353.34 and 1,382.07

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Solution

The fourth proportional to 2,429.94, 3,353.34 and 1,382.07 is: 1,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,429.94 : 3,353.34 = 1,382.07 : x
  2. Step 2: Convert to fraction form
    2,429.94/3,353.34 = 1,382.07/x
  3. Step 3: Cross multiply
    2,429.94x = 3,353.34 × 1,382.07
  4. Step 4: Simplify right side
    2,429.94x = 4,634,550.61
  5. Step 5: Solve for x
    x = 4,634,550.61/2,429.94
  6. Step 6: Final answer
    x = 1,907.27

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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.