Home / 10,188.36-15,272.82-3,258.12

Finding the Fourth Proportional to 10,188.36, 15,272.82 and 3,258.12

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Solution

The fourth proportional to 10,188.36, 15,272.82 and 3,258.12 is: 4,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.36 : 15,272.82 = 3,258.12 : x
  2. Step 2: Convert to fraction form
    10,188.36/15,272.82 = 3,258.12/x
  3. Step 3: Cross multiply
    10,188.36x = 15,272.82 × 3,258.12
  4. Step 4: Simplify right side
    10,188.36x = 49,760,680.30
  5. Step 5: Solve for x
    x = 49,760,680.30/10,188.36
  6. Step 6: Final answer
    x = 4,884.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.