Home / 11,989.08-16,544.93-6,684.24

Finding the Fourth Proportional to 11,989.08, 16,544.93 and 6,684.24

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Solution

The fourth proportional to 11,989.08, 16,544.93 and 6,684.24 is: 9,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989.08 : 16,544.93 = 6,684.24 : x
  2. Step 2: Convert to fraction form
    11,989.08/16,544.93 = 6,684.24/x
  3. Step 3: Cross multiply
    11,989.08x = 16,544.93 × 6,684.24
  4. Step 4: Simplify right side
    11,989.08x = 110,590,249.48
  5. Step 5: Solve for x
    x = 110,590,249.48/11,989.08
  6. Step 6: Final answer
    x = 9,224.25

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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.