Home / 4,785.43-7,171.99-4,662.41

Finding the Fourth Proportional to 4,785.43, 7,171.99 and 4,662.41

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Solution

The fourth proportional to 4,785.43, 7,171.99 and 4,662.41 is: 6,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.43 : 7,171.99 = 4,662.41 : x
  2. Step 2: Convert to fraction form
    4,785.43/7,171.99 = 4,662.41/x
  3. Step 3: Cross multiply
    4,785.43x = 7,171.99 × 4,662.41
  4. Step 4: Simplify right side
    4,785.43x = 33,438,776.95
  5. Step 5: Solve for x
    x = 33,438,776.95/4,785.43
  6. Step 6: Final answer
    x = 6,987.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.