Home / 5,522.94-8,278.42-2,751.68

Finding the Fourth Proportional to 5,522.94, 8,278.42 and 2,751.68

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Solution

The fourth proportional to 5,522.94, 8,278.42 and 2,751.68 is: 4,124.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.94 : 8,278.42 = 2,751.68 : x
  2. Step 2: Convert to fraction form
    5,522.94/8,278.42 = 2,751.68/x
  3. Step 3: Cross multiply
    5,522.94x = 8,278.42 × 2,751.68
  4. Step 4: Simplify right side
    5,522.94x = 22,779,562.75
  5. Step 5: Solve for x
    x = 22,779,562.75/5,522.94
  6. Step 6: Final answer
    x = 4,124.54

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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.