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Finding the Fourth Proportional to 9,088.64, 13,625.60 and 3,241.60

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Solution

The fourth proportional to 9,088.64, 13,625.60 and 3,241.60 is: 4,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.64 : 13,625.60 = 3,241.60 : x
  2. Step 2: Convert to fraction form
    9,088.64/13,625.60 = 3,241.60/x
  3. Step 3: Cross multiply
    9,088.64x = 13,625.60 × 3,241.60
  4. Step 4: Simplify right side
    9,088.64x = 44,168,744.96
  5. Step 5: Solve for x
    x = 44,168,744.96/9,088.64
  6. Step 6: Final answer
    x = 4,859.77

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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.