Home / 8,926.21-13,380.03-2,998.70

Finding the Fourth Proportional to 8,926.21, 13,380.03 and 2,998.70

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Solution

The fourth proportional to 8,926.21, 13,380.03 and 2,998.70 is: 4,494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.21 : 13,380.03 = 2,998.70 : x
  2. Step 2: Convert to fraction form
    8,926.21/13,380.03 = 2,998.70/x
  3. Step 3: Cross multiply
    8,926.21x = 13,380.03 × 2,998.70
  4. Step 4: Simplify right side
    8,926.21x = 40,122,647.52
  5. Step 5: Solve for x
    x = 40,122,647.52/8,926.21
  6. Step 6: Final answer
    x = 4,494.93

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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.