Home / 8,040.05-12,060.90-2,196.66

Finding the Fourth Proportional to 8,040.05, 12,060.90 and 2,196.66

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Solution

The fourth proportional to 8,040.05, 12,060.90 and 2,196.66 is: 3,295.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.05 : 12,060.90 = 2,196.66 : x
  2. Step 2: Convert to fraction form
    8,040.05/12,060.90 = 2,196.66/x
  3. Step 3: Cross multiply
    8,040.05x = 12,060.90 × 2,196.66
  4. Step 4: Simplify right side
    8,040.05x = 26,493,696.59
  5. Step 5: Solve for x
    x = 26,493,696.59/8,040.05
  6. Step 6: Final answer
    x = 3,295.22

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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.