Home / 11,605.85-16,016.09-6,300.67

Finding the Fourth Proportional to 11,605.85, 16,016.09 and 6,300.67

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Solution

The fourth proportional to 11,605.85, 16,016.09 and 6,300.67 is: 8,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.85 : 16,016.09 = 6,300.67 : x
  2. Step 2: Convert to fraction form
    11,605.85/16,016.09 = 6,300.67/x
  3. Step 3: Cross multiply
    11,605.85x = 16,016.09 × 6,300.67
  4. Step 4: Simplify right side
    11,605.85x = 100,912,097.78
  5. Step 5: Solve for x
    x = 100,912,097.78/11,605.85
  6. Step 6: Final answer
    x = 8,694.93

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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.