Home / 9,553.05-13,183.11-5,361.30

Finding the Fourth Proportional to 9,553.05, 13,183.11 and 5,361.30

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Solution

The fourth proportional to 9,553.05, 13,183.11 and 5,361.30 is: 7,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.05 : 13,183.11 = 5,361.30 : x
  2. Step 2: Convert to fraction form
    9,553.05/13,183.11 = 5,361.30/x
  3. Step 3: Cross multiply
    9,553.05x = 13,183.11 × 5,361.30
  4. Step 4: Simplify right side
    9,553.05x = 70,678,607.64
  5. Step 5: Solve for x
    x = 70,678,607.64/9,553.05
  6. Step 6: Final answer
    x = 7,398.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.