Home / 8,736.46-12,056.52-4,757.79

Finding the Fourth Proportional to 8,736.46, 12,056.52 and 4,757.79

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Solution

The fourth proportional to 8,736.46, 12,056.52 and 4,757.79 is: 6,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.46 : 12,056.52 = 4,757.79 : x
  2. Step 2: Convert to fraction form
    8,736.46/12,056.52 = 4,757.79/x
  3. Step 3: Cross multiply
    8,736.46x = 12,056.52 × 4,757.79
  4. Step 4: Simplify right side
    8,736.46x = 57,362,390.29
  5. Step 5: Solve for x
    x = 57,362,390.29/8,736.46
  6. Step 6: Final answer
    x = 6,565.86

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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.