Home / 4,222.10-6,333.15-4,197.80

Finding the Fourth Proportional to 4,222.10, 6,333.15 and 4,197.80

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Solution

The fourth proportional to 4,222.10, 6,333.15 and 4,197.80 is: 6,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.10 : 6,333.15 = 4,197.80 : x
  2. Step 2: Convert to fraction form
    4,222.10/6,333.15 = 4,197.80/x
  3. Step 3: Cross multiply
    4,222.10x = 6,333.15 × 4,197.80
  4. Step 4: Simplify right side
    4,222.10x = 26,585,297.07
  5. Step 5: Solve for x
    x = 26,585,297.07/4,222.10
  6. Step 6: Final answer
    x = 6,296.70

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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.