Home / 5,484.38-8,231.22-2,199.69

Finding the Fourth Proportional to 5,484.38, 8,231.22 and 2,199.69

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Solution

The fourth proportional to 5,484.38, 8,231.22 and 2,199.69 is: 3,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.38 : 8,231.22 = 2,199.69 : x
  2. Step 2: Convert to fraction form
    5,484.38/8,231.22 = 2,199.69/x
  3. Step 3: Cross multiply
    5,484.38x = 8,231.22 × 2,199.69
  4. Step 4: Simplify right side
    5,484.38x = 18,106,132.32
  5. Step 5: Solve for x
    x = 18,106,132.32/5,484.38
  6. Step 6: Final answer
    x = 3,301.40

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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.