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Finding the Fourth Proportional to 6,550.72, 9,819.68 and 2,600.67

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Solution

The fourth proportional to 6,550.72, 9,819.68 and 2,600.67 is: 3,898.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.72 : 9,819.68 = 2,600.67 : x
  2. Step 2: Convert to fraction form
    6,550.72/9,819.68 = 2,600.67/x
  3. Step 3: Cross multiply
    6,550.72x = 9,819.68 × 2,600.67
  4. Step 4: Simplify right side
    6,550.72x = 25,537,747.19
  5. Step 5: Solve for x
    x = 25,537,747.19/6,550.72
  6. Step 6: Final answer
    x = 3,898.46

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1.5x scale

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.