Home / 5,586.76-8,379.86-2,299.78

Finding the Fourth Proportional to 5,586.76, 8,379.86 and 2,299.78

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Solution

The fourth proportional to 5,586.76, 8,379.86 and 2,299.78 is: 3,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.76 : 8,379.86 = 2,299.78 : x
  2. Step 2: Convert to fraction form
    5,586.76/8,379.86 = 2,299.78/x
  3. Step 3: Cross multiply
    5,586.76x = 8,379.86 × 2,299.78
  4. Step 4: Simplify right side
    5,586.76x = 19,271,834.43
  5. Step 5: Solve for x
    x = 19,271,834.43/5,586.76
  6. Step 6: Final answer
    x = 3,449.55

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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.