Home / 4,628.24-6,935.88-3,086

Finding the Fourth Proportional to 4,628.24, 6,935.88 and 3,086

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Solution

The fourth proportional to 4,628.24, 6,935.88 and 3,086 is: 4,624.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628.24 : 6,935.88 = 3,086 : x
  2. Step 2: Convert to fraction form
    4,628.24/6,935.88 = 3,086/x
  3. Step 3: Cross multiply
    4,628.24x = 6,935.88 × 3,086
  4. Step 4: Simplify right side
    4,628.24x = 21,404,125.68
  5. Step 5: Solve for x
    x = 21,404,125.68/4,628.24
  6. Step 6: Final answer
    x = 4,624.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.