Home / 4,127.28-6,187.44-2,807.33

Finding the Fourth Proportional to 4,127.28, 6,187.44 and 2,807.33

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Solution

The fourth proportional to 4,127.28, 6,187.44 and 2,807.33 is: 4,208.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.28 : 6,187.44 = 2,807.33 : x
  2. Step 2: Convert to fraction form
    4,127.28/6,187.44 = 2,807.33/x
  3. Step 3: Cross multiply
    4,127.28x = 6,187.44 × 2,807.33
  4. Step 4: Simplify right side
    4,127.28x = 17,370,185.94
  5. Step 5: Solve for x
    x = 17,370,185.94/4,127.28
  6. Step 6: Final answer
    x = 4,208.63

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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.