Home / 11,680.21-17,512.08-5,832.69

Finding the Fourth Proportional to 11,680.21, 17,512.08 and 5,832.69

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Solution

The fourth proportional to 11,680.21, 17,512.08 and 5,832.69 is: 8,744.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.21 : 17,512.08 = 5,832.69 : x
  2. Step 2: Convert to fraction form
    11,680.21/17,512.08 = 5,832.69/x
  3. Step 3: Cross multiply
    11,680.21x = 17,512.08 × 5,832.69
  4. Step 4: Simplify right side
    11,680.21x = 102,142,533.90
  5. Step 5: Solve for x
    x = 102,142,533.90/11,680.21
  6. Step 6: Final answer
    x = 8,744.92

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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.