Home / 8,021.06-12,012.14-5,548.94

Finding the Fourth Proportional to 8,021.06, 12,012.14 and 5,548.94

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Solution

The fourth proportional to 8,021.06, 12,012.14 and 5,548.94 is: 8,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021.06 : 12,012.14 = 5,548.94 : x
  2. Step 2: Convert to fraction form
    8,021.06/12,012.14 = 5,548.94/x
  3. Step 3: Cross multiply
    8,021.06x = 12,012.14 × 5,548.94
  4. Step 4: Simplify right side
    8,021.06x = 66,654,644.13
  5. Step 5: Solve for x
    x = 66,654,644.13/8,021.06
  6. Step 6: Final answer
    x = 8,309.95

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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.