Home / 4,405.86-6,604.32-2,763.54

Finding the Fourth Proportional to 4,405.86, 6,604.32 and 2,763.54

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Solution

The fourth proportional to 4,405.86, 6,604.32 and 2,763.54 is: 4,142.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.86 : 6,604.32 = 2,763.54 : x
  2. Step 2: Convert to fraction form
    4,405.86/6,604.32 = 2,763.54/x
  3. Step 3: Cross multiply
    4,405.86x = 6,604.32 × 2,763.54
  4. Step 4: Simplify right side
    4,405.86x = 18,251,302.49
  5. Step 5: Solve for x
    x = 18,251,302.49/4,405.86
  6. Step 6: Final answer
    x = 4,142.51

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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.