Home / 3,410.03-5,114.34-1,218.38

Finding the Fourth Proportional to 3,410.03, 5,114.34 and 1,218.38

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Solution

The fourth proportional to 3,410.03, 5,114.34 and 1,218.38 is: 1,827.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.03 : 5,114.34 = 1,218.38 : x
  2. Step 2: Convert to fraction form
    3,410.03/5,114.34 = 1,218.38/x
  3. Step 3: Cross multiply
    3,410.03x = 5,114.34 × 1,218.38
  4. Step 4: Simplify right side
    3,410.03x = 6,231,184.00
  5. Step 5: Solve for x
    x = 6,231,184.00/3,410.03
  6. Step 6: Final answer
    x = 1,827.31

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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.