Home / 11,223.12-16,834.97-4,647.54

Finding the Fourth Proportional to 11,223.12, 16,834.97 and 4,647.54

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Solution

The fourth proportional to 11,223.12, 16,834.97 and 4,647.54 is: 6,971.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.12 : 16,834.97 = 4,647.54 : x
  2. Step 2: Convert to fraction form
    11,223.12/16,834.97 = 4,647.54/x
  3. Step 3: Cross multiply
    11,223.12x = 16,834.97 × 4,647.54
  4. Step 4: Simplify right side
    11,223.12x = 78,241,173.24
  5. Step 5: Solve for x
    x = 78,241,173.24/11,223.12
  6. Step 6: Final answer
    x = 6,971.43

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1.5x scale

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.