Home / 9,440.68-13,028.82-5,249.56

Finding the Fourth Proportional to 9,440.68, 13,028.82 and 5,249.56

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Solution

The fourth proportional to 9,440.68, 13,028.82 and 5,249.56 is: 7,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.68 : 13,028.82 = 5,249.56 : x
  2. Step 2: Convert to fraction form
    9,440.68/13,028.82 = 5,249.56/x
  3. Step 3: Cross multiply
    9,440.68x = 13,028.82 × 5,249.56
  4. Step 4: Simplify right side
    9,440.68x = 68,395,572.32
  5. Step 5: Solve for x
    x = 68,395,572.32/9,440.68
  6. Step 6: Final answer
    x = 7,244.77

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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.