Home / 4,775.49-6,589.75-2,786.22

Finding the Fourth Proportional to 4,775.49, 6,589.75 and 2,786.22

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Solution

The fourth proportional to 4,775.49, 6,589.75 and 2,786.22 is: 3,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.49 : 6,589.75 = 2,786.22 : x
  2. Step 2: Convert to fraction form
    4,775.49/6,589.75 = 2,786.22/x
  3. Step 3: Cross multiply
    4,775.49x = 6,589.75 × 2,786.22
  4. Step 4: Simplify right side
    4,775.49x = 18,360,493.25
  5. Step 5: Solve for x
    x = 18,360,493.25/4,775.49
  6. Step 6: Final answer
    x = 3,844.73

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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.