Home / 11,988.53-16,544.18-6,683.23

Finding the Fourth Proportional to 11,988.53, 16,544.18 and 6,683.23

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Solution

The fourth proportional to 11,988.53, 16,544.18 and 6,683.23 is: 9,222.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.53 : 16,544.18 = 6,683.23 : x
  2. Step 2: Convert to fraction form
    11,988.53/16,544.18 = 6,683.23/x
  3. Step 3: Cross multiply
    11,988.53x = 16,544.18 × 6,683.23
  4. Step 4: Simplify right side
    11,988.53x = 110,568,443.96
  5. Step 5: Solve for x
    x = 110,568,443.96/11,988.53
  6. Step 6: Final answer
    x = 9,222.86

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Double scale
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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.