Home / 11,668.18-16,102.05-6,362.98

Finding the Fourth Proportional to 11,668.18, 16,102.05 and 6,362.98

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Solution

The fourth proportional to 11,668.18, 16,102.05 and 6,362.98 is: 8,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.18 : 16,102.05 = 6,362.98 : x
  2. Step 2: Convert to fraction form
    11,668.18/16,102.05 = 6,362.98/x
  3. Step 3: Cross multiply
    11,668.18x = 16,102.05 × 6,362.98
  4. Step 4: Simplify right side
    11,668.18x = 102,457,022.11
  5. Step 5: Solve for x
    x = 102,457,022.11/11,668.18
  6. Step 6: Final answer
    x = 8,780.89

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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.