Home / 3,240.19-4,471.37-1,823.96

Finding the Fourth Proportional to 3,240.19, 4,471.37 and 1,823.96

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Solution

The fourth proportional to 3,240.19, 4,471.37 and 1,823.96 is: 2,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.19 : 4,471.37 = 1,823.96 : x
  2. Step 2: Convert to fraction form
    3,240.19/4,471.37 = 1,823.96/x
  3. Step 3: Cross multiply
    3,240.19x = 4,471.37 × 1,823.96
  4. Step 4: Simplify right side
    3,240.19x = 8,155,568.55
  5. Step 5: Solve for x
    x = 8,155,568.55/3,240.19
  6. Step 6: Final answer
    x = 2,517.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.