Home / 11,548.54-15,936.75-6,512.66

Finding the Fourth Proportional to 11,548.54, 15,936.75 and 6,512.66

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Solution

The fourth proportional to 11,548.54, 15,936.75 and 6,512.66 is: 8,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,548.54 : 15,936.75 = 6,512.66 : x
  2. Step 2: Convert to fraction form
    11,548.54/15,936.75 = 6,512.66/x
  3. Step 3: Cross multiply
    11,548.54x = 15,936.75 × 6,512.66
  4. Step 4: Simplify right side
    11,548.54x = 103,790,674.10
  5. Step 5: Solve for x
    x = 103,790,674.10/11,548.54
  6. Step 6: Final answer
    x = 8,987.34

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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.