Home / 5,083.96-7,016.30-2,845.80

Finding the Fourth Proportional to 5,083.96, 7,016.30 and 2,845.80

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Solution

The fourth proportional to 5,083.96, 7,016.30 and 2,845.80 is: 3,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.96 : 7,016.30 = 2,845.80 : x
  2. Step 2: Convert to fraction form
    5,083.96/7,016.30 = 2,845.80/x
  3. Step 3: Cross multiply
    5,083.96x = 7,016.30 × 2,845.80
  4. Step 4: Simplify right side
    5,083.96x = 19,966,993.65
  5. Step 5: Solve for x
    x = 19,966,993.65/5,083.96
  6. Step 6: Final answer
    x = 3,927.45

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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.