Home / 8,736.67-12,056.22-4,757.81

Finding the Fourth Proportional to 8,736.67, 12,056.22 and 4,757.81

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Solution

The fourth proportional to 8,736.67, 12,056.22 and 4,757.81 is: 6,565.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.67 : 12,056.22 = 4,757.81 : x
  2. Step 2: Convert to fraction form
    8,736.67/12,056.22 = 4,757.81/x
  3. Step 3: Cross multiply
    8,736.67x = 12,056.22 × 4,757.81
  4. Step 4: Simplify right side
    8,736.67x = 57,361,185.83
  5. Step 5: Solve for x
    x = 57,361,185.83/8,736.67
  6. Step 6: Final answer
    x = 6,565.57

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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.