Home / 12,806.06-19,211.00-4,040.84

Finding the Fourth Proportional to 12,806.06, 19,211.00 and 4,040.84

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Solution

The fourth proportional to 12,806.06, 19,211.00 and 4,040.84 is: 6,061.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806.06 : 19,211.00 = 4,040.84 : x
  2. Step 2: Convert to fraction form
    12,806.06/19,211.00 = 4,040.84/x
  3. Step 3: Cross multiply
    12,806.06x = 19,211.00 × 4,040.84
  4. Step 4: Simplify right side
    12,806.06x = 77,628,460.98
  5. Step 5: Solve for x
    x = 77,628,460.98/12,806.06
  6. Step 6: Final answer
    x = 6,061.86

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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.