Home / 8,197.94-11,325.50-5,372.03

Finding the Fourth Proportional to 8,197.94, 11,325.50 and 5,372.03

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Solution

The fourth proportional to 8,197.94, 11,325.50 and 5,372.03 is: 7,421.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.94 : 11,325.50 = 5,372.03 : x
  2. Step 2: Convert to fraction form
    8,197.94/11,325.50 = 5,372.03/x
  3. Step 3: Cross multiply
    8,197.94x = 11,325.50 × 5,372.03
  4. Step 4: Simplify right side
    8,197.94x = 60,840,842.28
  5. Step 5: Solve for x
    x = 60,840,842.28/8,197.94
  6. Step 6: Final answer
    x = 7,421.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.