Home / 8,726.60-13,099.12-5,441.95

Finding the Fourth Proportional to 8,726.60, 13,099.12 and 5,441.95

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Solution

The fourth proportional to 8,726.60, 13,099.12 and 5,441.95 is: 8,168.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.60 : 13,099.12 = 5,441.95 : x
  2. Step 2: Convert to fraction form
    8,726.60/13,099.12 = 5,441.95/x
  3. Step 3: Cross multiply
    8,726.60x = 13,099.12 × 5,441.95
  4. Step 4: Simplify right side
    8,726.60x = 71,284,758.85
  5. Step 5: Solve for x
    x = 71,284,758.85/8,726.60
  6. Step 6: Final answer
    x = 8,168.67

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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.