Home / 5,226.08-7,212.12-2,868.26

Finding the Fourth Proportional to 5,226.08, 7,212.12 and 2,868.26

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Solution

The fourth proportional to 5,226.08, 7,212.12 and 2,868.26 is: 3,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226.08 : 7,212.12 = 2,868.26 : x
  2. Step 2: Convert to fraction form
    5,226.08/7,212.12 = 2,868.26/x
  3. Step 3: Cross multiply
    5,226.08x = 7,212.12 × 2,868.26
  4. Step 4: Simplify right side
    5,226.08x = 20,686,235.31
  5. Step 5: Solve for x
    x = 20,686,235.31/5,226.08
  6. Step 6: Final answer
    x = 3,958.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.