Home / 11,661.65-16,093.23-6,356.45

Finding the Fourth Proportional to 11,661.65, 16,093.23 and 6,356.45

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Solution

The fourth proportional to 11,661.65, 16,093.23 and 6,356.45 is: 8,771.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.65 : 16,093.23 = 6,356.45 : x
  2. Step 2: Convert to fraction form
    11,661.65/16,093.23 = 6,356.45/x
  3. Step 3: Cross multiply
    11,661.65x = 16,093.23 × 6,356.45
  4. Step 4: Simplify right side
    11,661.65x = 102,295,811.83
  5. Step 5: Solve for x
    x = 102,295,811.83/11,661.65
  6. Step 6: Final answer
    x = 8,771.99

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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.