Home / 11,989.03-16,544.87-6,683.73

Finding the Fourth Proportional to 11,989.03, 16,544.87 and 6,683.73

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Solution

The fourth proportional to 11,989.03, 16,544.87 and 6,683.73 is: 9,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989.03 : 16,544.87 = 6,683.73 : x
  2. Step 2: Convert to fraction form
    11,989.03/16,544.87 = 6,683.73/x
  3. Step 3: Cross multiply
    11,989.03x = 16,544.87 × 6,683.73
  4. Step 4: Simplify right side
    11,989.03x = 110,581,327.82
  5. Step 5: Solve for x
    x = 110,581,327.82/11,989.03
  6. Step 6: Final answer
    x = 9,223.55

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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.