Home / 8,989.08-13,480.97-3,441.99

Finding the Fourth Proportional to 8,989.08, 13,480.97 and 3,441.99

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Solution

The fourth proportional to 8,989.08, 13,480.97 and 3,441.99 is: 5,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989.08 : 13,480.97 = 3,441.99 : x
  2. Step 2: Convert to fraction form
    8,989.08/13,480.97 = 3,441.99/x
  3. Step 3: Cross multiply
    8,989.08x = 13,480.97 × 3,441.99
  4. Step 4: Simplify right side
    8,989.08x = 46,401,397.27
  5. Step 5: Solve for x
    x = 46,401,397.27/8,989.08
  6. Step 6: Final answer
    x = 5,161.98

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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.