Home / 5,826.15-8,739.17-3,486.80

Finding the Fourth Proportional to 5,826.15, 8,739.17 and 3,486.80

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Solution

The fourth proportional to 5,826.15, 8,739.17 and 3,486.80 is: 5,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.15 : 8,739.17 = 3,486.80 : x
  2. Step 2: Convert to fraction form
    5,826.15/8,739.17 = 3,486.80/x
  3. Step 3: Cross multiply
    5,826.15x = 8,739.17 × 3,486.80
  4. Step 4: Simplify right side
    5,826.15x = 30,471,737.96
  5. Step 5: Solve for x
    x = 30,471,737.96/5,826.15
  6. Step 6: Final answer
    x = 5,230.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.