Home / 11,988.99-16,544.57-6,683.49

Finding the Fourth Proportional to 11,988.99, 16,544.57 and 6,683.49

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Solution

The fourth proportional to 11,988.99, 16,544.57 and 6,683.49 is: 9,223.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988.99 : 16,544.57 = 6,683.49 : x
  2. Step 2: Convert to fraction form
    11,988.99/16,544.57 = 6,683.49/x
  3. Step 3: Cross multiply
    11,988.99x = 16,544.57 × 6,683.49
  4. Step 4: Simplify right side
    11,988.99x = 110,575,468.15
  5. Step 5: Solve for x
    x = 110,575,468.15/11,988.99
  6. Step 6: Final answer
    x = 9,223.08

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Similar ratio
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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.