Home / 3,605.06-4,975.04-2,207.81

Finding the Fourth Proportional to 3,605.06, 4,975.04 and 2,207.81

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Solution

The fourth proportional to 3,605.06, 4,975.04 and 2,207.81 is: 3,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.06 : 4,975.04 = 2,207.81 : x
  2. Step 2: Convert to fraction form
    3,605.06/4,975.04 = 2,207.81/x
  3. Step 3: Cross multiply
    3,605.06x = 4,975.04 × 2,207.81
  4. Step 4: Simplify right side
    3,605.06x = 10,983,948.60
  5. Step 5: Solve for x
    x = 10,983,948.60/3,605.06
  6. Step 6: Final answer
    x = 3,046.81

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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.