Home / 3,325.38-4,589.09-1,998.83

Finding the Fourth Proportional to 3,325.38, 4,589.09 and 1,998.83

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Solution

The fourth proportional to 3,325.38, 4,589.09 and 1,998.83 is: 2,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.38 : 4,589.09 = 1,998.83 : x
  2. Step 2: Convert to fraction form
    3,325.38/4,589.09 = 1,998.83/x
  3. Step 3: Cross multiply
    3,325.38x = 4,589.09 × 1,998.83
  4. Step 4: Simplify right side
    3,325.38x = 9,172,777.83
  5. Step 5: Solve for x
    x = 9,172,777.83/3,325.38
  6. Step 6: Final answer
    x = 2,758.41

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,326.38, 4,590.47 and 1,999.83
Similar ratio
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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.