Home / 4,928.50-6,792.42-4,084.75

Finding the Fourth Proportional to 4,928.50, 6,792.42 and 4,084.75

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Solution

The fourth proportional to 4,928.50, 6,792.42 and 4,084.75 is: 5,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928.50 : 6,792.42 = 4,084.75 : x
  2. Step 2: Convert to fraction form
    4,928.50/6,792.42 = 4,084.75/x
  3. Step 3: Cross multiply
    4,928.50x = 6,792.42 × 4,084.75
  4. Step 4: Simplify right side
    4,928.50x = 27,745,337.60
  5. Step 5: Solve for x
    x = 27,745,337.60/4,928.50
  6. Step 6: Final answer
    x = 5,629.57

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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.