Home / 5,021.55-6,936.35-3,857.01

Finding the Fourth Proportional to 5,021.55, 6,936.35 and 3,857.01

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Solution

The fourth proportional to 5,021.55, 6,936.35 and 3,857.01 is: 5,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.55 : 6,936.35 = 3,857.01 : x
  2. Step 2: Convert to fraction form
    5,021.55/6,936.35 = 3,857.01/x
  3. Step 3: Cross multiply
    5,021.55x = 6,936.35 × 3,857.01
  4. Step 4: Simplify right side
    5,021.55x = 26,753,552.03
  5. Step 5: Solve for x
    x = 26,753,552.03/5,021.55
  6. Step 6: Final answer
    x = 5,327.75

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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.