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Finding the Fourth Proportional to 10,841.75, 14,961.62 and 5,873.75

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Solution

The fourth proportional to 10,841.75, 14,961.62 and 5,873.75 is: 8,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.75 : 14,961.62 = 5,873.75 : x
  2. Step 2: Convert to fraction form
    10,841.75/14,961.62 = 5,873.75/x
  3. Step 3: Cross multiply
    10,841.75x = 14,961.62 × 5,873.75
  4. Step 4: Simplify right side
    10,841.75x = 87,880,815.48
  5. Step 5: Solve for x
    x = 87,880,815.48/10,841.75
  6. Step 6: Final answer
    x = 8,105.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.