Home / 5,335.85-7,998.91-2,412.56

Finding the Fourth Proportional to 5,335.85, 7,998.91 and 2,412.56

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Solution

The fourth proportional to 5,335.85, 7,998.91 and 2,412.56 is: 3,616.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.85 : 7,998.91 = 2,412.56 : x
  2. Step 2: Convert to fraction form
    5,335.85/7,998.91 = 2,412.56/x
  3. Step 3: Cross multiply
    5,335.85x = 7,998.91 × 2,412.56
  4. Step 4: Simplify right side
    5,335.85x = 19,297,850.31
  5. Step 5: Solve for x
    x = 19,297,850.31/5,335.85
  6. Step 6: Final answer
    x = 3,616.64

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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.