Home / 11,684.56-16,124.10-6,379.24

Finding the Fourth Proportional to 11,684.56, 16,124.10 and 6,379.24

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Solution

The fourth proportional to 11,684.56, 16,124.10 and 6,379.24 is: 8,803.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,684.56 : 16,124.10 = 6,379.24 : x
  2. Step 2: Convert to fraction form
    11,684.56/16,124.10 = 6,379.24/x
  3. Step 3: Cross multiply
    11,684.56x = 16,124.10 × 6,379.24
  4. Step 4: Simplify right side
    11,684.56x = 102,859,503.68
  5. Step 5: Solve for x
    x = 102,859,503.68/11,684.56
  6. Step 6: Final answer
    x = 8,803.03

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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.