Home / 9,449.19-13,039.92-5,257.44

Finding the Fourth Proportional to 9,449.19, 13,039.92 and 5,257.44

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Solution

The fourth proportional to 9,449.19, 13,039.92 and 5,257.44 is: 7,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,449.19 : 13,039.92 = 5,257.44 : x
  2. Step 2: Convert to fraction form
    9,449.19/13,039.92 = 5,257.44/x
  3. Step 3: Cross multiply
    9,449.19x = 13,039.92 × 5,257.44
  4. Step 4: Simplify right side
    9,449.19x = 68,556,597.00
  5. Step 5: Solve for x
    x = 68,556,597.00/9,449.19
  6. Step 6: Final answer
    x = 7,255.29

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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.