Home / 5,400.88-8,097.85-2,280.03

Finding the Fourth Proportional to 5,400.88, 8,097.85 and 2,280.03

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Solution

The fourth proportional to 5,400.88, 8,097.85 and 2,280.03 is: 3,418.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.88 : 8,097.85 = 2,280.03 : x
  2. Step 2: Convert to fraction form
    5,400.88/8,097.85 = 2,280.03/x
  3. Step 3: Cross multiply
    5,400.88x = 8,097.85 × 2,280.03
  4. Step 4: Simplify right side
    5,400.88x = 18,463,340.94
  5. Step 5: Solve for x
    x = 18,463,340.94/5,400.88
  6. Step 6: Final answer
    x = 3,418.58

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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.