Home / 4,441.72-6,663.96-1,668.64

Finding the Fourth Proportional to 4,441.72, 6,663.96 and 1,668.64

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Solution

The fourth proportional to 4,441.72, 6,663.96 and 1,668.64 is: 2,503.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,441.72 : 6,663.96 = 1,668.64 : x
  2. Step 2: Convert to fraction form
    4,441.72/6,663.96 = 1,668.64/x
  3. Step 3: Cross multiply
    4,441.72x = 6,663.96 × 1,668.64
  4. Step 4: Simplify right side
    4,441.72x = 11,119,750.21
  5. Step 5: Solve for x
    x = 11,119,750.21/4,441.72
  6. Step 6: Final answer
    x = 2,503.48

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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.