Home / 8,738.46-12,059.28-4,759.79

Finding the Fourth Proportional to 8,738.46, 12,059.28 and 4,759.79

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Solution

The fourth proportional to 8,738.46, 12,059.28 and 4,759.79 is: 6,568.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.46 : 12,059.28 = 4,759.79 : x
  2. Step 2: Convert to fraction form
    8,738.46/12,059.28 = 4,759.79/x
  3. Step 3: Cross multiply
    8,738.46x = 12,059.28 × 4,759.79
  4. Step 4: Simplify right side
    8,738.46x = 57,399,640.35
  5. Step 5: Solve for x
    x = 57,399,640.35/8,738.46
  6. Step 6: Final answer
    x = 6,568.62

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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.