Home / 3,934.08-5,427-2,536.56

Finding the Fourth Proportional to 3,934.08, 5,427 and 2,536.56

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Solution

The fourth proportional to 3,934.08, 5,427 and 2,536.56 is: 3,499.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.08 : 5,427 = 2,536.56 : x
  2. Step 2: Convert to fraction form
    3,934.08/5,427 = 2,536.56/x
  3. Step 3: Cross multiply
    3,934.08x = 5,427 × 2,536.56
  4. Step 4: Simplify right side
    3,934.08x = 13,765,911.12
  5. Step 5: Solve for x
    x = 13,765,911.12/3,934.08
  6. Step 6: Final answer
    x = 3,499.14

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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.