Home / 3,403.83-5,100.87-1,939.96

Finding the Fourth Proportional to 3,403.83, 5,100.87 and 1,939.96

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Solution

The fourth proportional to 3,403.83, 5,100.87 and 1,939.96 is: 2,907.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.83 : 5,100.87 = 1,939.96 : x
  2. Step 2: Convert to fraction form
    3,403.83/5,100.87 = 1,939.96/x
  3. Step 3: Cross multiply
    3,403.83x = 5,100.87 × 1,939.96
  4. Step 4: Simplify right side
    3,403.83x = 9,895,483.77
  5. Step 5: Solve for x
    x = 9,895,483.77/3,403.83
  6. Step 6: Final answer
    x = 2,907.16

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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.