Home / 10,786.00-16,172.40-4,204.50

Finding the Fourth Proportional to 10,786.00, 16,172.40 and 4,204.50

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Solution

The fourth proportional to 10,786.00, 16,172.40 and 4,204.50 is: 6,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.00 : 16,172.40 = 4,204.50 : x
  2. Step 2: Convert to fraction form
    10,786.00/16,172.40 = 4,204.50/x
  3. Step 3: Cross multiply
    10,786.00x = 16,172.40 × 4,204.50
  4. Step 4: Simplify right side
    10,786.00x = 67,996,847.92
  5. Step 5: Solve for x
    x = 67,996,847.92/10,786.00
  6. Step 6: Final answer
    x = 6,304.17

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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.