Home / 11,480.89-17,204.88-6,540.32

Finding the Fourth Proportional to 11,480.89, 17,204.88 and 6,540.32

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Solution

The fourth proportional to 11,480.89, 17,204.88 and 6,540.32 is: 9,801.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.89 : 17,204.88 = 6,540.32 : x
  2. Step 2: Convert to fraction form
    11,480.89/17,204.88 = 6,540.32/x
  3. Step 3: Cross multiply
    11,480.89x = 17,204.88 × 6,540.32
  4. Step 4: Simplify right side
    11,480.89x = 112,525,480.12
  5. Step 5: Solve for x
    x = 112,525,480.12/11,480.89
  6. Step 6: Final answer
    x = 9,801.12

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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.