Home / 5,054.28-6,975.31-2,786.02

Finding the Fourth Proportional to 5,054.28, 6,975.31 and 2,786.02

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Solution

The fourth proportional to 5,054.28, 6,975.31 and 2,786.02 is: 3,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.28 : 6,975.31 = 2,786.02 : x
  2. Step 2: Convert to fraction form
    5,054.28/6,975.31 = 2,786.02/x
  3. Step 3: Cross multiply
    5,054.28x = 6,975.31 × 2,786.02
  4. Step 4: Simplify right side
    5,054.28x = 19,433,370.89
  5. Step 5: Solve for x
    x = 19,433,370.89/5,054.28
  6. Step 6: Final answer
    x = 3,844.93

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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.