Home / 6,996.80-10,503.30-4,226.60

Finding the Fourth Proportional to 6,996.80, 10,503.30 and 4,226.60

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Solution

The fourth proportional to 6,996.80, 10,503.30 and 4,226.60 is: 6,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,996.80 : 10,503.30 = 4,226.60 : x
  2. Step 2: Convert to fraction form
    6,996.80/10,503.30 = 4,226.60/x
  3. Step 3: Cross multiply
    6,996.80x = 10,503.30 × 4,226.60
  4. Step 4: Simplify right side
    6,996.80x = 44,393,247.78
  5. Step 5: Solve for x
    x = 44,393,247.78/6,996.80
  6. Step 6: Final answer
    x = 6,344.79

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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.