Home / 5,742.52-8,614.62-1,845.64

Finding the Fourth Proportional to 5,742.52, 8,614.62 and 1,845.64

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Solution

The fourth proportional to 5,742.52, 8,614.62 and 1,845.64 is: 2,768.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.52 : 8,614.62 = 1,845.64 : x
  2. Step 2: Convert to fraction form
    5,742.52/8,614.62 = 1,845.64/x
  3. Step 3: Cross multiply
    5,742.52x = 8,614.62 × 1,845.64
  4. Step 4: Simplify right side
    5,742.52x = 15,899,487.26
  5. Step 5: Solve for x
    x = 15,899,487.26/5,742.52
  6. Step 6: Final answer
    x = 2,768.73

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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.