Home / 5,441.38-8,162.07-2,154.94

Finding the Fourth Proportional to 5,441.38, 8,162.07 and 2,154.94

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Solution

The fourth proportional to 5,441.38, 8,162.07 and 2,154.94 is: 3,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.38 : 8,162.07 = 2,154.94 : x
  2. Step 2: Convert to fraction form
    5,441.38/8,162.07 = 2,154.94/x
  3. Step 3: Cross multiply
    5,441.38x = 8,162.07 × 2,154.94
  4. Step 4: Simplify right side
    5,441.38x = 17,588,771.13
  5. Step 5: Solve for x
    x = 17,588,771.13/5,441.38
  6. Step 6: Final answer
    x = 3,232.41

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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.