Home / 5,736.80-8,600.08-2,271.68

Finding the Fourth Proportional to 5,736.80, 8,600.08 and 2,271.68

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Solution

The fourth proportional to 5,736.80, 8,600.08 and 2,271.68 is: 3,405.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736.80 : 8,600.08 = 2,271.68 : x
  2. Step 2: Convert to fraction form
    5,736.80/8,600.08 = 2,271.68/x
  3. Step 3: Cross multiply
    5,736.80x = 8,600.08 × 2,271.68
  4. Step 4: Simplify right side
    5,736.80x = 19,536,629.73
  5. Step 5: Solve for x
    x = 19,536,629.73/5,736.80
  6. Step 6: Final answer
    x = 3,405.49

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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.