Home / 7,969.44-11,953.55-2,775.32

Finding the Fourth Proportional to 7,969.44, 11,953.55 and 2,775.32

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Solution

The fourth proportional to 7,969.44, 11,953.55 and 2,775.32 is: 4,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.44 : 11,953.55 = 2,775.32 : x
  2. Step 2: Convert to fraction form
    7,969.44/11,953.55 = 2,775.32/x
  3. Step 3: Cross multiply
    7,969.44x = 11,953.55 × 2,775.32
  4. Step 4: Simplify right side
    7,969.44x = 33,174,859.68
  5. Step 5: Solve for x
    x = 33,174,859.68/7,969.44
  6. Step 6: Final answer
    x = 4,162.76

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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.