Home / 4,855.75-6,701.73-3,809.63

Finding the Fourth Proportional to 4,855.75, 6,701.73 and 3,809.63

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Solution

The fourth proportional to 4,855.75, 6,701.73 and 3,809.63 is: 5,257.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.75 : 6,701.73 = 3,809.63 : x
  2. Step 2: Convert to fraction form
    4,855.75/6,701.73 = 3,809.63/x
  3. Step 3: Cross multiply
    4,855.75x = 6,701.73 × 3,809.63
  4. Step 4: Simplify right side
    4,855.75x = 25,531,111.66
  5. Step 5: Solve for x
    x = 25,531,111.66/4,855.75
  6. Step 6: Final answer
    x = 5,257.91

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1.5x scale

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.