Home / 2,674.70-4,002.60-2,331.80

Finding the Fourth Proportional to 2,674.70, 4,002.60 and 2,331.80

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Solution

The fourth proportional to 2,674.70, 4,002.60 and 2,331.80 is: 3,489.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,674.70 : 4,002.60 = 2,331.80 : x
  2. Step 2: Convert to fraction form
    2,674.70/4,002.60 = 2,331.80/x
  3. Step 3: Cross multiply
    2,674.70x = 4,002.60 × 2,331.80
  4. Step 4: Simplify right side
    2,674.70x = 9,333,262.68
  5. Step 5: Solve for x
    x = 9,333,262.68/2,674.70
  6. Step 6: Final answer
    x = 3,489.46

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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.