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Finding the Fourth Proportional to 8,886.73, 13,334.70 and 3,625.60

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Solution

The fourth proportional to 8,886.73, 13,334.70 and 3,625.60 is: 5,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.73 : 13,334.70 = 3,625.60 : x
  2. Step 2: Convert to fraction form
    8,886.73/13,334.70 = 3,625.60/x
  3. Step 3: Cross multiply
    8,886.73x = 13,334.70 × 3,625.60
  4. Step 4: Simplify right side
    8,886.73x = 48,346,288.32
  5. Step 5: Solve for x
    x = 48,346,288.32/8,886.73
  6. Step 6: Final answer
    x = 5,440.28

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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.