Home / 4,291.12-5,921.78-2,522.75

Finding the Fourth Proportional to 4,291.12, 5,921.78 and 2,522.75

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Solution

The fourth proportional to 4,291.12, 5,921.78 and 2,522.75 is: 3,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.12 : 5,921.78 = 2,522.75 : x
  2. Step 2: Convert to fraction form
    4,291.12/5,921.78 = 2,522.75/x
  3. Step 3: Cross multiply
    4,291.12x = 5,921.78 × 2,522.75
  4. Step 4: Simplify right side
    4,291.12x = 14,939,170.50
  5. Step 5: Solve for x
    x = 14,939,170.50/4,291.12
  6. Step 6: Final answer
    x = 3,481.42

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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.