Home / 4,877.37-6,727.73-3,198.87

Finding the Fourth Proportional to 4,877.37, 6,727.73 and 3,198.87

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Solution

The fourth proportional to 4,877.37, 6,727.73 and 3,198.87 is: 4,412.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.37 : 6,727.73 = 3,198.87 : x
  2. Step 2: Convert to fraction form
    4,877.37/6,727.73 = 3,198.87/x
  3. Step 3: Cross multiply
    4,877.37x = 6,727.73 × 3,198.87
  4. Step 4: Simplify right side
    4,877.37x = 21,521,117.67
  5. Step 5: Solve for x
    x = 21,521,117.67/4,877.37
  6. Step 6: Final answer
    x = 4,412.44

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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.