Home / 5,558.38-8,341.67-2,636.69

Finding the Fourth Proportional to 5,558.38, 8,341.67 and 2,636.69

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Solution

The fourth proportional to 5,558.38, 8,341.67 and 2,636.69 is: 3,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558.38 : 8,341.67 = 2,636.69 : x
  2. Step 2: Convert to fraction form
    5,558.38/8,341.67 = 2,636.69/x
  3. Step 3: Cross multiply
    5,558.38x = 8,341.67 × 2,636.69
  4. Step 4: Simplify right side
    5,558.38x = 21,994,397.87
  5. Step 5: Solve for x
    x = 21,994,397.87/5,558.38
  6. Step 6: Final answer
    x = 3,956.98

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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.