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Finding the Fourth Proportional to 8,016.76, 12,012.73 and 5,556.39

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Solution

The fourth proportional to 8,016.76, 12,012.73 and 5,556.39 is: 8,325.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.76 : 12,012.73 = 5,556.39 : x
  2. Step 2: Convert to fraction form
    8,016.76/12,012.73 = 5,556.39/x
  3. Step 3: Cross multiply
    8,016.76x = 12,012.73 × 5,556.39
  4. Step 4: Simplify right side
    8,016.76x = 66,747,412.84
  5. Step 5: Solve for x
    x = 66,747,412.84/8,016.76
  6. Step 6: Final answer
    x = 8,325.98

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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.