Home / 3,215.26-4,436.12-2,036.03

Finding the Fourth Proportional to 3,215.26, 4,436.12 and 2,036.03

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Solution

The fourth proportional to 3,215.26, 4,436.12 and 2,036.03 is: 2,809.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215.26 : 4,436.12 = 2,036.03 : x
  2. Step 2: Convert to fraction form
    3,215.26/4,436.12 = 2,036.03/x
  3. Step 3: Cross multiply
    3,215.26x = 4,436.12 × 2,036.03
  4. Step 4: Simplify right side
    3,215.26x = 9,032,063.22
  5. Step 5: Solve for x
    x = 9,032,063.22/3,215.26
  6. Step 6: Final answer
    x = 2,809.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.