Home / 3,747.60-5,623.32-1,668.96

Finding the Fourth Proportional to 3,747.60, 5,623.32 and 1,668.96

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Solution

The fourth proportional to 3,747.60, 5,623.32 and 1,668.96 is: 2,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.60 : 5,623.32 = 1,668.96 : x
  2. Step 2: Convert to fraction form
    3,747.60/5,623.32 = 1,668.96/x
  3. Step 3: Cross multiply
    3,747.60x = 5,623.32 × 1,668.96
  4. Step 4: Simplify right side
    3,747.60x = 9,385,096.15
  5. Step 5: Solve for x
    x = 9,385,096.15/3,747.60
  6. Step 6: Final answer
    x = 2,504.30

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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.