Home / 11,640.24-16,063.85-6,604.67

Finding the Fourth Proportional to 11,640.24, 16,063.85 and 6,604.67

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Solution

The fourth proportional to 11,640.24, 16,063.85 and 6,604.67 is: 9,114.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.24 : 16,063.85 = 6,604.67 : x
  2. Step 2: Convert to fraction form
    11,640.24/16,063.85 = 6,604.67/x
  3. Step 3: Cross multiply
    11,640.24x = 16,063.85 × 6,604.67
  4. Step 4: Simplify right side
    11,640.24x = 106,096,484.85
  5. Step 5: Solve for x
    x = 106,096,484.85/11,640.24
  6. Step 6: Final answer
    x = 9,114.63

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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.