Home / 10,369.08-15,553.62-3,792.42

Finding the Fourth Proportional to 10,369.08, 15,553.62 and 3,792.42

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Solution

The fourth proportional to 10,369.08, 15,553.62 and 3,792.42 is: 5,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.08 : 15,553.62 = 3,792.42 : x
  2. Step 2: Convert to fraction form
    10,369.08/15,553.62 = 3,792.42/x
  3. Step 3: Cross multiply
    10,369.08x = 15,553.62 × 3,792.42
  4. Step 4: Simplify right side
    10,369.08x = 58,985,859.56
  5. Step 5: Solve for x
    x = 58,985,859.56/10,369.08
  6. Step 6: Final answer
    x = 5,688.63

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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.