Home / 11,380.91-17,078.63-5,534.33

Finding the Fourth Proportional to 11,380.91, 17,078.63 and 5,534.33

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Solution

The fourth proportional to 11,380.91, 17,078.63 and 5,534.33 is: 8,305.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,380.91 : 17,078.63 = 5,534.33 : x
  2. Step 2: Convert to fraction form
    11,380.91/17,078.63 = 5,534.33/x
  3. Step 3: Cross multiply
    11,380.91x = 17,078.63 × 5,534.33
  4. Step 4: Simplify right side
    11,380.91x = 94,518,661.30
  5. Step 5: Solve for x
    x = 94,518,661.30/11,380.91
  6. Step 6: Final answer
    x = 8,305.02

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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.