Home / 5,718.60-8,579.52-3,380.67

Finding the Fourth Proportional to 5,718.60, 8,579.52 and 3,380.67

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Solution

The fourth proportional to 5,718.60, 8,579.52 and 3,380.67 is: 5,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.60 : 8,579.52 = 3,380.67 : x
  2. Step 2: Convert to fraction form
    5,718.60/8,579.52 = 3,380.67/x
  3. Step 3: Cross multiply
    5,718.60x = 8,579.52 × 3,380.67
  4. Step 4: Simplify right side
    5,718.60x = 29,004,525.88
  5. Step 5: Solve for x
    x = 29,004,525.88/5,718.60
  6. Step 6: Final answer
    x = 5,071.96

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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.