Home / 3,403.12-5,090.84-2,934

Finding the Fourth Proportional to 3,403.12, 5,090.84 and 2,934

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Solution

The fourth proportional to 3,403.12, 5,090.84 and 2,934 is: 4,389.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,403.12 : 5,090.84 = 2,934 : x
  2. Step 2: Convert to fraction form
    3,403.12/5,090.84 = 2,934/x
  3. Step 3: Cross multiply
    3,403.12x = 5,090.84 × 2,934
  4. Step 4: Simplify right side
    3,403.12x = 14,936,524.56
  5. Step 5: Solve for x
    x = 14,936,524.56/3,403.12
  6. Step 6: Final answer
    x = 4,389.07

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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.