Home / 10,668.12-16,003.94-3,271.84

Finding the Fourth Proportional to 10,668.12, 16,003.94 and 3,271.84

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Solution

The fourth proportional to 10,668.12, 16,003.94 and 3,271.84 is: 4,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668.12 : 16,003.94 = 3,271.84 : x
  2. Step 2: Convert to fraction form
    10,668.12/16,003.94 = 3,271.84/x
  3. Step 3: Cross multiply
    10,668.12x = 16,003.94 × 3,271.84
  4. Step 4: Simplify right side
    10,668.12x = 52,362,331.05
  5. Step 5: Solve for x
    x = 52,362,331.05/10,668.12
  6. Step 6: Final answer
    x = 4,908.30

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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.