Home / 3,071.85-4,604.32-1,222.47

Finding the Fourth Proportional to 3,071.85, 4,604.32 and 1,222.47

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Solution

The fourth proportional to 3,071.85, 4,604.32 and 1,222.47 is: 1,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.85 : 4,604.32 = 1,222.47 : x
  2. Step 2: Convert to fraction form
    3,071.85/4,604.32 = 1,222.47/x
  3. Step 3: Cross multiply
    3,071.85x = 4,604.32 × 1,222.47
  4. Step 4: Simplify right side
    3,071.85x = 5,628,643.07
  5. Step 5: Solve for x
    x = 5,628,643.07/3,071.85
  6. Step 6: Final answer
    x = 1,832.33

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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.