Home / 4,786.00-7,178.18-1,322.44

Finding the Fourth Proportional to 4,786.00, 7,178.18 and 1,322.44

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Solution

The fourth proportional to 4,786.00, 7,178.18 and 1,322.44 is: 1,983.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.00 : 7,178.18 = 1,322.44 : x
  2. Step 2: Convert to fraction form
    4,786.00/7,178.18 = 1,322.44/x
  3. Step 3: Cross multiply
    4,786.00x = 7,178.18 × 1,322.44
  4. Step 4: Simplify right side
    4,786.00x = 9,492,687.80
  5. Step 5: Solve for x
    x = 9,492,687.80/4,786.00
  6. Step 6: Final answer
    x = 1,983.43

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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.