Home / 8,016.76-11,999.22-4,721.68

Finding the Fourth Proportional to 8,016.76, 11,999.22 and 4,721.68

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Solution

The fourth proportional to 8,016.76, 11,999.22 and 4,721.68 is: 7,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.76 : 11,999.22 = 4,721.68 : x
  2. Step 2: Convert to fraction form
    8,016.76/11,999.22 = 4,721.68/x
  3. Step 3: Cross multiply
    8,016.76x = 11,999.22 × 4,721.68
  4. Step 4: Simplify right side
    8,016.76x = 56,656,477.09
  5. Step 5: Solve for x
    x = 56,656,477.09/8,016.76
  6. Step 6: Final answer
    x = 7,067.25

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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.