Home / 8,122.44-11,208.86-4,537.46

Finding the Fourth Proportional to 8,122.44, 11,208.86 and 4,537.46

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Solution

The fourth proportional to 8,122.44, 11,208.86 and 4,537.46 is: 6,261.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122.44 : 11,208.86 = 4,537.46 : x
  2. Step 2: Convert to fraction form
    8,122.44/11,208.86 = 4,537.46/x
  3. Step 3: Cross multiply
    8,122.44x = 11,208.86 × 4,537.46
  4. Step 4: Simplify right side
    8,122.44x = 50,859,776.25
  5. Step 5: Solve for x
    x = 50,859,776.25/8,122.44
  6. Step 6: Final answer
    x = 6,261.63

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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.