Home / 11,745.76-17,618.64-6,273.76

Finding the Fourth Proportional to 11,745.76, 17,618.64 and 6,273.76

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Solution

The fourth proportional to 11,745.76, 17,618.64 and 6,273.76 is: 9,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.76 : 17,618.64 = 6,273.76 : x
  2. Step 2: Convert to fraction form
    11,745.76/17,618.64 = 6,273.76/x
  3. Step 3: Cross multiply
    11,745.76x = 17,618.64 × 6,273.76
  4. Step 4: Simplify right side
    11,745.76x = 110,535,118.89
  5. Step 5: Solve for x
    x = 110,535,118.89/11,745.76
  6. Step 6: Final answer
    x = 9,410.64

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1.5x scale

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.