Home / 8,161.88-11,261.76-4,804.84

Finding the Fourth Proportional to 8,161.88, 11,261.76 and 4,804.84

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Solution

The fourth proportional to 8,161.88, 11,261.76 and 4,804.84 is: 6,629.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.88 : 11,261.76 = 4,804.84 : x
  2. Step 2: Convert to fraction form
    8,161.88/11,261.76 = 4,804.84/x
  3. Step 3: Cross multiply
    8,161.88x = 11,261.76 × 4,804.84
  4. Step 4: Simplify right side
    8,161.88x = 54,110,954.92
  5. Step 5: Solve for x
    x = 54,110,954.92/8,161.88
  6. Step 6: Final answer
    x = 6,629.72

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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.