Home / 11,480.25-17,223.27-3,272.25

Finding the Fourth Proportional to 11,480.25, 17,223.27 and 3,272.25

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Solution

The fourth proportional to 11,480.25, 17,223.27 and 3,272.25 is: 4,909.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.25 : 17,223.27 = 3,272.25 : x
  2. Step 2: Convert to fraction form
    11,480.25/17,223.27 = 3,272.25/x
  3. Step 3: Cross multiply
    11,480.25x = 17,223.27 × 3,272.25
  4. Step 4: Simplify right side
    11,480.25x = 56,358,845.26
  5. Step 5: Solve for x
    x = 56,358,845.26/11,480.25
  6. Step 6: Final answer
    x = 4,909.20

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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.