Home / 7,843.04-11,735.68-4,724.92

Finding the Fourth Proportional to 7,843.04, 11,735.68 and 4,724.92

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Solution

The fourth proportional to 7,843.04, 11,735.68 and 4,724.92 is: 7,069.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,843.04 : 11,735.68 = 4,724.92 : x
  2. Step 2: Convert to fraction form
    7,843.04/11,735.68 = 4,724.92/x
  3. Step 3: Cross multiply
    7,843.04x = 11,735.68 × 4,724.92
  4. Step 4: Simplify right side
    7,843.04x = 55,450,149.15
  5. Step 5: Solve for x
    x = 55,450,149.15/7,843.04
  6. Step 6: Final answer
    x = 7,069.98

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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.