Home / 3,234.74-4,852.71-2,140.02

Finding the Fourth Proportional to 3,234.74, 4,852.71 and 2,140.02

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Solution

The fourth proportional to 3,234.74, 4,852.71 and 2,140.02 is: 3,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.74 : 4,852.71 = 2,140.02 : x
  2. Step 2: Convert to fraction form
    3,234.74/4,852.71 = 2,140.02/x
  3. Step 3: Cross multiply
    3,234.74x = 4,852.71 × 2,140.02
  4. Step 4: Simplify right side
    3,234.74x = 10,384,896.45
  5. Step 5: Solve for x
    x = 10,384,896.45/3,234.74
  6. Step 6: Final answer
    x = 3,210.43

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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.