Home / 3,379.23-4,664.24-1,982.91

Finding the Fourth Proportional to 3,379.23, 4,664.24 and 1,982.91

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Solution

The fourth proportional to 3,379.23, 4,664.24 and 1,982.91 is: 2,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.23 : 4,664.24 = 1,982.91 : x
  2. Step 2: Convert to fraction form
    3,379.23/4,664.24 = 1,982.91/x
  3. Step 3: Cross multiply
    3,379.23x = 4,664.24 × 1,982.91
  4. Step 4: Simplify right side
    3,379.23x = 9,248,758.22
  5. Step 5: Solve for x
    x = 9,248,758.22/3,379.23
  6. Step 6: Final answer
    x = 2,736.94

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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.