Home / 6,936.55-10,404.83-1,742.42

Finding the Fourth Proportional to 6,936.55, 10,404.83 and 1,742.42

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Solution

The fourth proportional to 6,936.55, 10,404.83 and 1,742.42 is: 2,613.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.55 : 10,404.83 = 1,742.42 : x
  2. Step 2: Convert to fraction form
    6,936.55/10,404.83 = 1,742.42/x
  3. Step 3: Cross multiply
    6,936.55x = 10,404.83 × 1,742.42
  4. Step 4: Simplify right side
    6,936.55x = 18,129,614.26
  5. Step 5: Solve for x
    x = 18,129,614.26/6,936.55
  6. Step 6: Final answer
    x = 2,613.64

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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.