Home / 3,299.19-4,942.58-2,565.20

Finding the Fourth Proportional to 3,299.19, 4,942.58 and 2,565.20

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Solution

The fourth proportional to 3,299.19, 4,942.58 and 2,565.20 is: 3,842.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.19 : 4,942.58 = 2,565.20 : x
  2. Step 2: Convert to fraction form
    3,299.19/4,942.58 = 2,565.20/x
  3. Step 3: Cross multiply
    3,299.19x = 4,942.58 × 2,565.20
  4. Step 4: Simplify right side
    3,299.19x = 12,678,668.68
  5. Step 5: Solve for x
    x = 12,678,668.68/3,299.19
  6. Step 6: Final answer
    x = 3,842.96

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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.