Home / 11,240.57-15,512.93-6,205.26

Finding the Fourth Proportional to 11,240.57, 15,512.93 and 6,205.26

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Solution

The fourth proportional to 11,240.57, 15,512.93 and 6,205.26 is: 8,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.57 : 15,512.93 = 6,205.26 : x
  2. Step 2: Convert to fraction form
    11,240.57/15,512.93 = 6,205.26/x
  3. Step 3: Cross multiply
    11,240.57x = 15,512.93 × 6,205.26
  4. Step 4: Simplify right side
    11,240.57x = 96,261,732.99
  5. Step 5: Solve for x
    x = 96,261,732.99/11,240.57
  6. Step 6: Final answer
    x = 8,563.78

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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.