Home / 4,786.97-7,180.29-1,975.73

Finding the Fourth Proportional to 4,786.97, 7,180.29 and 1,975.73

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Solution

The fourth proportional to 4,786.97, 7,180.29 and 1,975.73 is: 2,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.97 : 7,180.29 = 1,975.73 : x
  2. Step 2: Convert to fraction form
    4,786.97/7,180.29 = 1,975.73/x
  3. Step 3: Cross multiply
    4,786.97x = 7,180.29 × 1,975.73
  4. Step 4: Simplify right side
    4,786.97x = 14,186,278.46
  5. Step 5: Solve for x
    x = 14,186,278.46/4,786.97
  6. Step 6: Final answer
    x = 2,963.52

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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.