Home / 11,241.07-15,512.75-6,205.45

Finding the Fourth Proportional to 11,241.07, 15,512.75 and 6,205.45

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Solution

The fourth proportional to 11,241.07, 15,512.75 and 6,205.45 is: 8,563.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,241.07 : 15,512.75 = 6,205.45 : x
  2. Step 2: Convert to fraction form
    11,241.07/15,512.75 = 6,205.45/x
  3. Step 3: Cross multiply
    11,241.07x = 15,512.75 × 6,205.45
  4. Step 4: Simplify right side
    11,241.07x = 96,263,594.49
  5. Step 5: Solve for x
    x = 96,263,594.49/11,241.07
  6. Step 6: Final answer
    x = 8,563.56

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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.