Home / 5,725.75-8,588.40-3,226.90

Finding the Fourth Proportional to 5,725.75, 8,588.40 and 3,226.90

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Solution

The fourth proportional to 5,725.75, 8,588.40 and 3,226.90 is: 4,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.75 : 8,588.40 = 3,226.90 : x
  2. Step 2: Convert to fraction form
    5,725.75/8,588.40 = 3,226.90/x
  3. Step 3: Cross multiply
    5,725.75x = 8,588.40 × 3,226.90
  4. Step 4: Simplify right side
    5,725.75x = 27,713,907.96
  5. Step 5: Solve for x
    x = 27,713,907.96/5,725.75
  6. Step 6: Final answer
    x = 4,840.22

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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.