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Finding the Fourth Proportional to 5,861.77, 8,790.86 and 2,350.55

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Solution

The fourth proportional to 5,861.77, 8,790.86 and 2,350.55 is: 3,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.77 : 8,790.86 = 2,350.55 : x
  2. Step 2: Convert to fraction form
    5,861.77/8,790.86 = 2,350.55/x
  3. Step 3: Cross multiply
    5,861.77x = 8,790.86 × 2,350.55
  4. Step 4: Simplify right side
    5,861.77x = 20,663,383.83
  5. Step 5: Solve for x
    x = 20,663,383.83/5,861.77
  6. Step 6: Final answer
    x = 3,525.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.