Home / 2,207.22-3,309.25-1,036.56

Finding the Fourth Proportional to 2,207.22, 3,309.25 and 1,036.56

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Solution

The fourth proportional to 2,207.22, 3,309.25 and 1,036.56 is: 1,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.22 : 3,309.25 = 1,036.56 : x
  2. Step 2: Convert to fraction form
    2,207.22/3,309.25 = 1,036.56/x
  3. Step 3: Cross multiply
    2,207.22x = 3,309.25 × 1,036.56
  4. Step 4: Simplify right side
    2,207.22x = 3,430,236.18
  5. Step 5: Solve for x
    x = 3,430,236.18/2,207.22
  6. Step 6: Final answer
    x = 1,554.10

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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.