Home / 4,255.90-6,382.69-2,693.55

Finding the Fourth Proportional to 4,255.90, 6,382.69 and 2,693.55

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Solution

The fourth proportional to 4,255.90, 6,382.69 and 2,693.55 is: 4,039.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.90 : 6,382.69 = 2,693.55 : x
  2. Step 2: Convert to fraction form
    4,255.90/6,382.69 = 2,693.55/x
  3. Step 3: Cross multiply
    4,255.90x = 6,382.69 × 2,693.55
  4. Step 4: Simplify right side
    4,255.90x = 17,192,094.65
  5. Step 5: Solve for x
    x = 17,192,094.65/4,255.90
  6. Step 6: Final answer
    x = 4,039.59

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1.5x scale

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.