Home / 5,979.46-8,985.12-3,059.68

Finding the Fourth Proportional to 5,979.46, 8,985.12 and 3,059.68

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Solution

The fourth proportional to 5,979.46, 8,985.12 and 3,059.68 is: 4,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.46 : 8,985.12 = 3,059.68 : x
  2. Step 2: Convert to fraction form
    5,979.46/8,985.12 = 3,059.68/x
  3. Step 3: Cross multiply
    5,979.46x = 8,985.12 × 3,059.68
  4. Step 4: Simplify right side
    5,979.46x = 27,491,591.96
  5. Step 5: Solve for x
    x = 27,491,591.96/5,979.46
  6. Step 6: Final answer
    x = 4,597.67

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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.