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Finding the Fourth Proportional to 11,468.88, 17,200.08 and 4,448.40

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Solution

The fourth proportional to 11,468.88, 17,200.08 and 4,448.40 is: 6,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.88 : 17,200.08 = 4,448.40 : x
  2. Step 2: Convert to fraction form
    11,468.88/17,200.08 = 4,448.40/x
  3. Step 3: Cross multiply
    11,468.88x = 17,200.08 × 4,448.40
  4. Step 4: Simplify right side
    11,468.88x = 76,512,835.87
  5. Step 5: Solve for x
    x = 76,512,835.87/11,468.88
  6. Step 6: Final answer
    x = 6,671.34

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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.