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Finding the Fourth Proportional to 8,594.81, 11,861.33 and 4,819.22

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Solution

The fourth proportional to 8,594.81, 11,861.33 and 4,819.22 is: 6,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.81 : 11,861.33 = 4,819.22 : x
  2. Step 2: Convert to fraction form
    8,594.81/11,861.33 = 4,819.22/x
  3. Step 3: Cross multiply
    8,594.81x = 11,861.33 × 4,819.22
  4. Step 4: Simplify right side
    8,594.81x = 57,162,358.76
  5. Step 5: Solve for x
    x = 57,162,358.76/8,594.81
  6. Step 6: Final answer
    x = 6,650.80

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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.