Home / 5,080.41-7,010.81-2,842.33

Finding the Fourth Proportional to 5,080.41, 7,010.81 and 2,842.33

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Solution

The fourth proportional to 5,080.41, 7,010.81 and 2,842.33 is: 3,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.41 : 7,010.81 = 2,842.33 : x
  2. Step 2: Convert to fraction form
    5,080.41/7,010.81 = 2,842.33/x
  3. Step 3: Cross multiply
    5,080.41x = 7,010.81 × 2,842.33
  4. Step 4: Simplify right side
    5,080.41x = 19,926,986.32
  5. Step 5: Solve for x
    x = 19,926,986.32/5,080.41
  6. Step 6: Final answer
    x = 3,922.32

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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.