Home / 2,826.16-3,899.96-1,583.92

Finding the Fourth Proportional to 2,826.16, 3,899.96 and 1,583.92

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Solution

The fourth proportional to 2,826.16, 3,899.96 and 1,583.92 is: 2,185.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.16 : 3,899.96 = 1,583.92 : x
  2. Step 2: Convert to fraction form
    2,826.16/3,899.96 = 1,583.92/x
  3. Step 3: Cross multiply
    2,826.16x = 3,899.96 × 1,583.92
  4. Step 4: Simplify right side
    2,826.16x = 6,177,224.64
  5. Step 5: Solve for x
    x = 6,177,224.64/2,826.16
  6. Step 6: Final answer
    x = 2,185.73

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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.