Home / 8,634.06-11,919.96-5,805.54

Finding the Fourth Proportional to 8,634.06, 11,919.96 and 5,805.54

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Solution

The fourth proportional to 8,634.06, 11,919.96 and 5,805.54 is: 8,014.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.06 : 11,919.96 = 5,805.54 : x
  2. Step 2: Convert to fraction form
    8,634.06/11,919.96 = 5,805.54/x
  3. Step 3: Cross multiply
    8,634.06x = 11,919.96 × 5,805.54
  4. Step 4: Simplify right side
    8,634.06x = 69,201,804.58
  5. Step 5: Solve for x
    x = 69,201,804.58/8,634.06
  6. Step 6: Final answer
    x = 8,014.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.