Home / 4,686-6,466.68-2,823.36

Finding the Fourth Proportional to 4,686, 6,466.68 and 2,823.36

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Solution

The fourth proportional to 4,686, 6,466.68 and 2,823.36 is: 3,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686 : 6,466.68 = 2,823.36 : x
  2. Step 2: Convert to fraction form
    4,686/6,466.68 = 2,823.36/x
  3. Step 3: Cross multiply
    4,686x = 6,466.68 × 2,823.36
  4. Step 4: Simplify right side
    4,686x = 18,257,765.64
  5. Step 5: Solve for x
    x = 18,257,765.64/4,686
  6. Step 6: Final answer
    x = 3,896.24

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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.