Home / 3,402.43-5,104.13-1,210.64

Finding the Fourth Proportional to 3,402.43, 5,104.13 and 1,210.64

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Solution

The fourth proportional to 3,402.43, 5,104.13 and 1,210.64 is: 1,816.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.43 : 5,104.13 = 1,210.64 : x
  2. Step 2: Convert to fraction form
    3,402.43/5,104.13 = 1,210.64/x
  3. Step 3: Cross multiply
    3,402.43x = 5,104.13 × 1,210.64
  4. Step 4: Simplify right side
    3,402.43x = 6,179,238.42
  5. Step 5: Solve for x
    x = 6,179,238.42/3,402.43
  6. Step 6: Final answer
    x = 1,816.13

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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.