Home / 7,512.42-11,268.75-2,583.30

Finding the Fourth Proportional to 7,512.42, 11,268.75 and 2,583.30

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Solution

The fourth proportional to 7,512.42, 11,268.75 and 2,583.30 is: 3,874.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.42 : 11,268.75 = 2,583.30 : x
  2. Step 2: Convert to fraction form
    7,512.42/11,268.75 = 2,583.30/x
  3. Step 3: Cross multiply
    7,512.42x = 11,268.75 × 2,583.30
  4. Step 4: Simplify right side
    7,512.42x = 29,110,561.88
  5. Step 5: Solve for x
    x = 29,110,561.88/7,512.42
  6. Step 6: Final answer
    x = 3,874.99

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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.