Home / 5,722.80-8,584.82-1,826.30

Finding the Fourth Proportional to 5,722.80, 8,584.82 and 1,826.30

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Solution

The fourth proportional to 5,722.80, 8,584.82 and 1,826.30 is: 2,739.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.80 : 8,584.82 = 1,826.30 : x
  2. Step 2: Convert to fraction form
    5,722.80/8,584.82 = 1,826.30/x
  3. Step 3: Cross multiply
    5,722.80x = 8,584.82 × 1,826.30
  4. Step 4: Simplify right side
    5,722.80x = 15,678,404.71
  5. Step 5: Solve for x
    x = 15,678,404.71/5,722.80
  6. Step 6: Final answer
    x = 2,739.64

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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.