Home / 4,396.62-6,588.99-1,620.68

Finding the Fourth Proportional to 4,396.62, 6,588.99 and 1,620.68

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Solution

The fourth proportional to 4,396.62, 6,588.99 and 1,620.68 is: 2,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396.62 : 6,588.99 = 1,620.68 : x
  2. Step 2: Convert to fraction form
    4,396.62/6,588.99 = 1,620.68/x
  3. Step 3: Cross multiply
    4,396.62x = 6,588.99 × 1,620.68
  4. Step 4: Simplify right side
    4,396.62x = 10,678,660.79
  5. Step 5: Solve for x
    x = 10,678,660.79/4,396.62
  6. Step 6: Final answer
    x = 2,428.83

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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.