Home / 7,029.97-10,539.74-4,255.99

Finding the Fourth Proportional to 7,029.97, 10,539.74 and 4,255.99

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Solution

The fourth proportional to 7,029.97, 10,539.74 and 4,255.99 is: 6,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029.97 : 10,539.74 = 4,255.99 : x
  2. Step 2: Convert to fraction form
    7,029.97/10,539.74 = 4,255.99/x
  3. Step 3: Cross multiply
    7,029.97x = 10,539.74 × 4,255.99
  4. Step 4: Simplify right side
    7,029.97x = 44,857,028.04
  5. Step 5: Solve for x
    x = 44,857,028.04/7,029.97
  6. Step 6: Final answer
    x = 6,380.83

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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.