Home / 3,412.04-5,105.10-2,110.28

Finding the Fourth Proportional to 3,412.04, 5,105.10 and 2,110.28

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Solution

The fourth proportional to 3,412.04, 5,105.10 and 2,110.28 is: 3,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.04 : 5,105.10 = 2,110.28 : x
  2. Step 2: Convert to fraction form
    3,412.04/5,105.10 = 2,110.28/x
  3. Step 3: Cross multiply
    3,412.04x = 5,105.10 × 2,110.28
  4. Step 4: Simplify right side
    3,412.04x = 10,773,190.43
  5. Step 5: Solve for x
    x = 10,773,190.43/3,412.04
  6. Step 6: Final answer
    x = 3,157.40

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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.