Home / 4,805.46-6,629.98-2,680.65

Finding the Fourth Proportional to 4,805.46, 6,629.98 and 2,680.65

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Solution

The fourth proportional to 4,805.46, 6,629.98 and 2,680.65 is: 3,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.46 : 6,629.98 = 2,680.65 : x
  2. Step 2: Convert to fraction form
    4,805.46/6,629.98 = 2,680.65/x
  3. Step 3: Cross multiply
    4,805.46x = 6,629.98 × 2,680.65
  4. Step 4: Simplify right side
    4,805.46x = 17,772,624.32
  5. Step 5: Solve for x
    x = 17,772,624.32/4,805.46
  6. Step 6: Final answer
    x = 3,698.42

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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.