Home / 5,668.03-7,821.93-3,311.61

Finding the Fourth Proportional to 5,668.03, 7,821.93 and 3,311.61

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Solution

The fourth proportional to 5,668.03, 7,821.93 and 3,311.61 is: 4,570.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.03 : 7,821.93 = 3,311.61 : x
  2. Step 2: Convert to fraction form
    5,668.03/7,821.93 = 3,311.61/x
  3. Step 3: Cross multiply
    5,668.03x = 7,821.93 × 3,311.61
  4. Step 4: Simplify right side
    5,668.03x = 25,903,181.61
  5. Step 5: Solve for x
    x = 25,903,181.61/5,668.03
  6. Step 6: Final answer
    x = 4,570.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.