Home / 4,333.20-5,979.87-2,343.80

Finding the Fourth Proportional to 4,333.20, 5,979.87 and 2,343.80

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Solution

The fourth proportional to 4,333.20, 5,979.87 and 2,343.80 is: 3,234.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.20 : 5,979.87 = 2,343.80 : x
  2. Step 2: Convert to fraction form
    4,333.20/5,979.87 = 2,343.80/x
  3. Step 3: Cross multiply
    4,333.20x = 5,979.87 × 2,343.80
  4. Step 4: Simplify right side
    4,333.20x = 14,015,611.83
  5. Step 5: Solve for x
    x = 14,015,611.83/4,333.20
  6. Step 6: Final answer
    x = 3,234.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.