Home / 11,193.44-15,443.34-7,207.52

Finding the Fourth Proportional to 11,193.44, 15,443.34 and 7,207.52

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Solution

The fourth proportional to 11,193.44, 15,443.34 and 7,207.52 is: 9,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.44 : 15,443.34 = 7,207.52 : x
  2. Step 2: Convert to fraction form
    11,193.44/15,443.34 = 7,207.52/x
  3. Step 3: Cross multiply
    11,193.44x = 15,443.34 × 7,207.52
  4. Step 4: Simplify right side
    11,193.44x = 111,308,181.92
  5. Step 5: Solve for x
    x = 111,308,181.92/11,193.44
  6. Step 6: Final answer
    x = 9,944.05

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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.