Home / 11,575.76-17,370.12-6,383.12

Finding the Fourth Proportional to 11,575.76, 17,370.12 and 6,383.12

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Solution

The fourth proportional to 11,575.76, 17,370.12 and 6,383.12 is: 9,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.76 : 17,370.12 = 6,383.12 : x
  2. Step 2: Convert to fraction form
    11,575.76/17,370.12 = 6,383.12/x
  3. Step 3: Cross multiply
    11,575.76x = 17,370.12 × 6,383.12
  4. Step 4: Simplify right side
    11,575.76x = 110,875,560.37
  5. Step 5: Solve for x
    x = 110,875,560.37/11,575.76
  6. Step 6: Final answer
    x = 9,578.25

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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.