Home / 11,927.44-17,878.29-7,546.15

Finding the Fourth Proportional to 11,927.44, 17,878.29 and 7,546.15

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Solution

The fourth proportional to 11,927.44, 17,878.29 and 7,546.15 is: 11,311.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.44 : 17,878.29 = 7,546.15 : x
  2. Step 2: Convert to fraction form
    11,927.44/17,878.29 = 7,546.15/x
  3. Step 3: Cross multiply
    11,927.44x = 17,878.29 × 7,546.15
  4. Step 4: Simplify right side
    11,927.44x = 134,912,258.08
  5. Step 5: Solve for x
    x = 134,912,258.08/11,927.44
  6. Step 6: Final answer
    x = 11,311.08

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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.