Home / 3,357.39-5,036.06-1,305.39

Finding the Fourth Proportional to 3,357.39, 5,036.06 and 1,305.39

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Solution

The fourth proportional to 3,357.39, 5,036.06 and 1,305.39 is: 1,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.39 : 5,036.06 = 1,305.39 : x
  2. Step 2: Convert to fraction form
    3,357.39/5,036.06 = 1,305.39/x
  3. Step 3: Cross multiply
    3,357.39x = 5,036.06 × 1,305.39
  4. Step 4: Simplify right side
    3,357.39x = 6,573,993.92
  5. Step 5: Solve for x
    x = 6,573,993.92/3,357.39
  6. Step 6: Final answer
    x = 1,958.07

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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.