Home / 4,822.63-6,660.69-3,247.99

Finding the Fourth Proportional to 4,822.63, 6,660.69 and 3,247.99

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Solution

The fourth proportional to 4,822.63, 6,660.69 and 3,247.99 is: 4,485.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.63 : 6,660.69 = 3,247.99 : x
  2. Step 2: Convert to fraction form
    4,822.63/6,660.69 = 3,247.99/x
  3. Step 3: Cross multiply
    4,822.63x = 6,660.69 × 3,247.99
  4. Step 4: Simplify right side
    4,822.63x = 21,633,821.21
  5. Step 5: Solve for x
    x = 21,633,821.21/4,822.63
  6. Step 6: Final answer
    x = 4,485.90

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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.