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Finding the Fourth Proportional to 8,595.86, 11,862.87 and 4,819.29

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Solution

The fourth proportional to 8,595.86, 11,862.87 and 4,819.29 is: 6,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.86 : 11,862.87 = 4,819.29 : x
  2. Step 2: Convert to fraction form
    8,595.86/11,862.87 = 4,819.29/x
  3. Step 3: Cross multiply
    8,595.86x = 11,862.87 × 4,819.29
  4. Step 4: Simplify right side
    8,595.86x = 57,170,610.76
  5. Step 5: Solve for x
    x = 57,170,610.76/8,595.86
  6. Step 6: Final answer
    x = 6,650.95

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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.