Home / 10,213.38-15,321.44-4,668.42

Finding the Fourth Proportional to 10,213.38, 15,321.44 and 4,668.42

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Solution

The fourth proportional to 10,213.38, 15,321.44 and 4,668.42 is: 7,003.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.38 : 15,321.44 = 4,668.42 : x
  2. Step 2: Convert to fraction form
    10,213.38/15,321.44 = 4,668.42/x
  3. Step 3: Cross multiply
    10,213.38x = 15,321.44 × 4,668.42
  4. Step 4: Simplify right side
    10,213.38x = 71,526,916.92
  5. Step 5: Solve for x
    x = 71,526,916.92/10,213.38
  6. Step 6: Final answer
    x = 7,003.26

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1.5x scale

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.