Home / 5,399.12-8,096.08-2,278.24

Finding the Fourth Proportional to 5,399.12, 8,096.08 and 2,278.24

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Solution

The fourth proportional to 5,399.12, 8,096.08 and 2,278.24 is: 3,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.12 : 8,096.08 = 2,278.24 : x
  2. Step 2: Convert to fraction form
    5,399.12/8,096.08 = 2,278.24/x
  3. Step 3: Cross multiply
    5,399.12x = 8,096.08 × 2,278.24
  4. Step 4: Simplify right side
    5,399.12x = 18,444,813.30
  5. Step 5: Solve for x
    x = 18,444,813.30/5,399.12
  6. Step 6: Final answer
    x = 3,416.26

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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.