Home / 8,176.72-11,283.76-4,819.67

Finding the Fourth Proportional to 8,176.72, 11,283.76 and 4,819.67

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Solution

The fourth proportional to 8,176.72, 11,283.76 and 4,819.67 is: 6,651.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.72 : 11,283.76 = 4,819.67 : x
  2. Step 2: Convert to fraction form
    8,176.72/11,283.76 = 4,819.67/x
  3. Step 3: Cross multiply
    8,176.72x = 11,283.76 × 4,819.67
  4. Step 4: Simplify right side
    8,176.72x = 54,383,999.56
  5. Step 5: Solve for x
    x = 54,383,999.56/8,176.72
  6. Step 6: Final answer
    x = 6,651.08

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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.