Home / 4,234.71-6,321.20-3,888.03

Finding the Fourth Proportional to 4,234.71, 6,321.20 and 3,888.03

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Solution

The fourth proportional to 4,234.71, 6,321.20 and 3,888.03 is: 5,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,234.71 : 6,321.20 = 3,888.03 : x
  2. Step 2: Convert to fraction form
    4,234.71/6,321.20 = 3,888.03/x
  3. Step 3: Cross multiply
    4,234.71x = 6,321.20 × 3,888.03
  4. Step 4: Simplify right side
    4,234.71x = 24,576,995.80
  5. Step 5: Solve for x
    x = 24,576,995.80/4,234.71
  6. Step 6: Final answer
    x = 5,803.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.