Home / 11,240.94-15,509.97-6,525.12

Finding the Fourth Proportional to 11,240.94, 15,509.97 and 6,525.12

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Solution

The fourth proportional to 11,240.94, 15,509.97 and 6,525.12 is: 9,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.94 : 15,509.97 = 6,525.12 : x
  2. Step 2: Convert to fraction form
    11,240.94/15,509.97 = 6,525.12/x
  3. Step 3: Cross multiply
    11,240.94x = 15,509.97 × 6,525.12
  4. Step 4: Simplify right side
    11,240.94x = 101,204,415.45
  5. Step 5: Solve for x
    x = 101,204,415.45/11,240.94
  6. Step 6: Final answer
    x = 9,003.20

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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.