Home / 9,449.38-13,040.14-5,257.63

Finding the Fourth Proportional to 9,449.38, 13,040.14 and 5,257.63

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Solution

The fourth proportional to 9,449.38, 13,040.14 and 5,257.63 is: 7,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.38 : 13,040.14 = 5,257.63 : x
  2. Step 2: Convert to fraction form
    9,449.38/13,040.14 = 5,257.63/x
  3. Step 3: Cross multiply
    9,449.38x = 13,040.14 × 5,257.63
  4. Step 4: Simplify right side
    9,449.38x = 68,560,231.27
  5. Step 5: Solve for x
    x = 68,560,231.27/9,449.38
  6. Step 6: Final answer
    x = 7,255.53

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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.