Home / 7,928.24-10,940.33-4,568.80

Finding the Fourth Proportional to 7,928.24, 10,940.33 and 4,568.80

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Solution

The fourth proportional to 7,928.24, 10,940.33 and 4,568.80 is: 6,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.24 : 10,940.33 = 4,568.80 : x
  2. Step 2: Convert to fraction form
    7,928.24/10,940.33 = 4,568.80/x
  3. Step 3: Cross multiply
    7,928.24x = 10,940.33 × 4,568.80
  4. Step 4: Simplify right side
    7,928.24x = 49,984,129.51
  5. Step 5: Solve for x
    x = 49,984,129.51/7,928.24
  6. Step 6: Final answer
    x = 6,304.57

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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.