Home / 5,054.68-6,974.83-2,816.39

Finding the Fourth Proportional to 5,054.68, 6,974.83 and 2,816.39

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Solution

The fourth proportional to 5,054.68, 6,974.83 and 2,816.39 is: 3,886.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.68 : 6,974.83 = 2,816.39 : x
  2. Step 2: Convert to fraction form
    5,054.68/6,974.83 = 2,816.39/x
  3. Step 3: Cross multiply
    5,054.68x = 6,974.83 × 2,816.39
  4. Step 4: Simplify right side
    5,054.68x = 19,643,851.86
  5. Step 5: Solve for x
    x = 19,643,851.86/5,054.68
  6. Step 6: Final answer
    x = 3,886.27

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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.