Home / 5,069.36-6,997.89-3,080.60

Finding the Fourth Proportional to 5,069.36, 6,997.89 and 3,080.60

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Solution

The fourth proportional to 5,069.36, 6,997.89 and 3,080.60 is: 4,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.36 : 6,997.89 = 3,080.60 : x
  2. Step 2: Convert to fraction form
    5,069.36/6,997.89 = 3,080.60/x
  3. Step 3: Cross multiply
    5,069.36x = 6,997.89 × 3,080.60
  4. Step 4: Simplify right side
    5,069.36x = 21,557,664.94
  5. Step 5: Solve for x
    x = 21,557,664.94/5,069.36
  6. Step 6: Final answer
    x = 4,252.55

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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.