Home / 8,826.08-12,181.74-5,241.92

Finding the Fourth Proportional to 8,826.08, 12,181.74 and 5,241.92

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Solution

The fourth proportional to 8,826.08, 12,181.74 and 5,241.92 is: 7,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.08 : 12,181.74 = 5,241.92 : x
  2. Step 2: Convert to fraction form
    8,826.08/12,181.74 = 5,241.92/x
  3. Step 3: Cross multiply
    8,826.08x = 12,181.74 × 5,241.92
  4. Step 4: Simplify right side
    8,826.08x = 63,855,706.54
  5. Step 5: Solve for x
    x = 63,855,706.54/8,826.08
  6. Step 6: Final answer
    x = 7,234.89

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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.