Home / 7,255.08-10,874.52-5,520.12

Finding the Fourth Proportional to 7,255.08, 10,874.52 and 5,520.12

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Solution

The fourth proportional to 7,255.08, 10,874.52 and 5,520.12 is: 8,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.08 : 10,874.52 = 5,520.12 : x
  2. Step 2: Convert to fraction form
    7,255.08/10,874.52 = 5,520.12/x
  3. Step 3: Cross multiply
    7,255.08x = 10,874.52 × 5,520.12
  4. Step 4: Simplify right side
    7,255.08x = 60,028,655.34
  5. Step 5: Solve for x
    x = 60,028,655.34/7,255.08
  6. Step 6: Final answer
    x = 8,274.02

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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.