Home / 2,318.41-3,199.71-1,323.46

Finding the Fourth Proportional to 2,318.41, 3,199.71 and 1,323.46

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Solution

The fourth proportional to 2,318.41, 3,199.71 and 1,323.46 is: 1,826.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.41 : 3,199.71 = 1,323.46 : x
  2. Step 2: Convert to fraction form
    2,318.41/3,199.71 = 1,323.46/x
  3. Step 3: Cross multiply
    2,318.41x = 3,199.71 × 1,323.46
  4. Step 4: Simplify right side
    2,318.41x = 4,234,688.20
  5. Step 5: Solve for x
    x = 4,234,688.20/2,318.41
  6. Step 6: Final answer
    x = 1,826.55

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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.