Home / 1,346.12-2,019.82-1,301.96

Finding the Fourth Proportional to 1,346.12, 2,019.82 and 1,301.96

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Solution

The fourth proportional to 1,346.12, 2,019.82 and 1,301.96 is: 1,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.12 : 2,019.82 = 1,301.96 : x
  2. Step 2: Convert to fraction form
    1,346.12/2,019.82 = 1,301.96/x
  3. Step 3: Cross multiply
    1,346.12x = 2,019.82 × 1,301.96
  4. Step 4: Simplify right side
    1,346.12x = 2,629,724.85
  5. Step 5: Solve for x
    x = 2,629,724.85/1,346.12
  6. Step 6: Final answer
    x = 1,953.56

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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.