Home / 9,181.08-13,750.26-8,928.54

Finding the Fourth Proportional to 9,181.08, 13,750.26 and 8,928.54

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Solution

The fourth proportional to 9,181.08, 13,750.26 and 8,928.54 is: 13,372.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181.08 : 13,750.26 = 8,928.54 : x
  2. Step 2: Convert to fraction form
    9,181.08/13,750.26 = 8,928.54/x
  3. Step 3: Cross multiply
    9,181.08x = 13,750.26 × 8,928.54
  4. Step 4: Simplify right side
    9,181.08x = 122,769,797.09
  5. Step 5: Solve for x
    x = 122,769,797.09/9,181.08
  6. Step 6: Final answer
    x = 13,372.04

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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.