Home / 4,410.70-6,615.56-1,636.86

Finding the Fourth Proportional to 4,410.70, 6,615.56 and 1,636.86

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Solution

The fourth proportional to 4,410.70, 6,615.56 and 1,636.86 is: 2,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.70 : 6,615.56 = 1,636.86 : x
  2. Step 2: Convert to fraction form
    4,410.70/6,615.56 = 1,636.86/x
  3. Step 3: Cross multiply
    4,410.70x = 6,615.56 × 1,636.86
  4. Step 4: Simplify right side
    4,410.70x = 10,828,745.54
  5. Step 5: Solve for x
    x = 10,828,745.54/4,410.70
  6. Step 6: Final answer
    x = 2,455.11

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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.