Home / 3,269.15-4,903.92-1,077.89

Finding the Fourth Proportional to 3,269.15, 4,903.92 and 1,077.89

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Solution

The fourth proportional to 3,269.15, 4,903.92 and 1,077.89 is: 1,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.15 : 4,903.92 = 1,077.89 : x
  2. Step 2: Convert to fraction form
    3,269.15/4,903.92 = 1,077.89/x
  3. Step 3: Cross multiply
    3,269.15x = 4,903.92 × 1,077.89
  4. Step 4: Simplify right side
    3,269.15x = 5,285,861.81
  5. Step 5: Solve for x
    x = 5,285,861.81/3,269.15
  6. Step 6: Final answer
    x = 1,616.89

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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.