Home / 8,726.41-13,089.30-2,486.37

Finding the Fourth Proportional to 8,726.41, 13,089.30 and 2,486.37

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Solution

The fourth proportional to 8,726.41, 13,089.30 and 2,486.37 is: 3,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.41 : 13,089.30 = 2,486.37 : x
  2. Step 2: Convert to fraction form
    8,726.41/13,089.30 = 2,486.37/x
  3. Step 3: Cross multiply
    8,726.41x = 13,089.30 × 2,486.37
  4. Step 4: Simplify right side
    8,726.41x = 32,544,842.84
  5. Step 5: Solve for x
    x = 32,544,842.84/8,726.41
  6. Step 6: Final answer
    x = 3,729.47

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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.