Home / 4,445.62-6,668.66-3,792.05

Finding the Fourth Proportional to 4,445.62, 6,668.66 and 3,792.05

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Solution

The fourth proportional to 4,445.62, 6,668.66 and 3,792.05 is: 5,688.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.62 : 6,668.66 = 3,792.05 : x
  2. Step 2: Convert to fraction form
    4,445.62/6,668.66 = 3,792.05/x
  3. Step 3: Cross multiply
    4,445.62x = 6,668.66 × 3,792.05
  4. Step 4: Simplify right side
    4,445.62x = 25,287,893.30
  5. Step 5: Solve for x
    x = 25,287,893.30/4,445.62
  6. Step 6: Final answer
    x = 5,688.27

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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.