Home / 5,054.62-6,975.36-2,816.48

Finding the Fourth Proportional to 5,054.62, 6,975.36 and 2,816.48

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Solution

The fourth proportional to 5,054.62, 6,975.36 and 2,816.48 is: 3,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.62 : 6,975.36 = 2,816.48 : x
  2. Step 2: Convert to fraction form
    5,054.62/6,975.36 = 2,816.48/x
  3. Step 3: Cross multiply
    5,054.62x = 6,975.36 × 2,816.48
  4. Step 4: Simplify right side
    5,054.62x = 19,645,961.93
  5. Step 5: Solve for x
    x = 19,645,961.93/5,054.62
  6. Step 6: Final answer
    x = 3,886.73

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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.