Home / 11,668.55-16,103.30-6,632.96

Finding the Fourth Proportional to 11,668.55, 16,103.30 and 6,632.96

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Solution

The fourth proportional to 11,668.55, 16,103.30 and 6,632.96 is: 9,153.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.55 : 16,103.30 = 6,632.96 : x
  2. Step 2: Convert to fraction form
    11,668.55/16,103.30 = 6,632.96/x
  3. Step 3: Cross multiply
    11,668.55x = 16,103.30 × 6,632.96
  4. Step 4: Simplify right side
    11,668.55x = 106,812,431.09
  5. Step 5: Solve for x
    x = 106,812,431.09/11,668.55
  6. Step 6: Final answer
    x = 9,153.88

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1.5x scale

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.