Home / 4,618.22-6,930.06-1,698.57

Finding the Fourth Proportional to 4,618.22, 6,930.06 and 1,698.57

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Solution

The fourth proportional to 4,618.22, 6,930.06 and 1,698.57 is: 2,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618.22 : 6,930.06 = 1,698.57 : x
  2. Step 2: Convert to fraction form
    4,618.22/6,930.06 = 1,698.57/x
  3. Step 3: Cross multiply
    4,618.22x = 6,930.06 × 1,698.57
  4. Step 4: Simplify right side
    4,618.22x = 11,771,185.64
  5. Step 5: Solve for x
    x = 11,771,185.64/4,618.22
  6. Step 6: Final answer
    x = 2,548.86

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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.