Home / 5,782.20-8,659.32-3,309.53

Finding the Fourth Proportional to 5,782.20, 8,659.32 and 3,309.53

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Solution

The fourth proportional to 5,782.20, 8,659.32 and 3,309.53 is: 4,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.20 : 8,659.32 = 3,309.53 : x
  2. Step 2: Convert to fraction form
    5,782.20/8,659.32 = 3,309.53/x
  3. Step 3: Cross multiply
    5,782.20x = 8,659.32 × 3,309.53
  4. Step 4: Simplify right side
    5,782.20x = 28,658,236.02
  5. Step 5: Solve for x
    x = 28,658,236.02/5,782.20
  6. Step 6: Final answer
    x = 4,956.29

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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.