Home / 9,504.23-13,115.75-5,255.55

Finding the Fourth Proportional to 9,504.23, 13,115.75 and 5,255.55

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Solution

The fourth proportional to 9,504.23, 13,115.75 and 5,255.55 is: 7,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,504.23 : 13,115.75 = 5,255.55 : x
  2. Step 2: Convert to fraction form
    9,504.23/13,115.75 = 5,255.55/x
  3. Step 3: Cross multiply
    9,504.23x = 13,115.75 × 5,255.55
  4. Step 4: Simplify right side
    9,504.23x = 68,930,453.63
  5. Step 5: Solve for x
    x = 68,930,453.63/9,504.23
  6. Step 6: Final answer
    x = 7,252.61

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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.