Home / 11,495.20-17,234.70-5,258.20

Finding the Fourth Proportional to 11,495.20, 17,234.70 and 5,258.20

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Solution

The fourth proportional to 11,495.20, 17,234.70 and 5,258.20 is: 7,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.20 : 17,234.70 = 5,258.20 : x
  2. Step 2: Convert to fraction form
    11,495.20/17,234.70 = 5,258.20/x
  3. Step 3: Cross multiply
    11,495.20x = 17,234.70 × 5,258.20
  4. Step 4: Simplify right side
    11,495.20x = 90,623,499.54
  5. Step 5: Solve for x
    x = 90,623,499.54/11,495.20
  6. Step 6: Final answer
    x = 7,883.59

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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.