Home / 8,020.00-12,029.94-2,176.60

Finding the Fourth Proportional to 8,020.00, 12,029.94 and 2,176.60

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Solution

The fourth proportional to 8,020.00, 12,029.94 and 2,176.60 is: 3,264.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.00 : 12,029.94 = 2,176.60 : x
  2. Step 2: Convert to fraction form
    8,020.00/12,029.94 = 2,176.60/x
  3. Step 3: Cross multiply
    8,020.00x = 12,029.94 × 2,176.60
  4. Step 4: Simplify right side
    8,020.00x = 26,184,307.25
  5. Step 5: Solve for x
    x = 26,184,307.25/8,020.00
  6. Step 6: Final answer
    x = 3,264.88

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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.