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Finding the Fourth Proportional to 10,333.92, 15,504.08 and 3,580.08

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Solution

The fourth proportional to 10,333.92, 15,504.08 and 3,580.08 is: 5,371.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,333.92 : 15,504.08 = 3,580.08 : x
  2. Step 2: Convert to fraction form
    10,333.92/15,504.08 = 3,580.08/x
  3. Step 3: Cross multiply
    10,333.92x = 15,504.08 × 3,580.08
  4. Step 4: Simplify right side
    10,333.92x = 55,505,846.73
  5. Step 5: Solve for x
    x = 55,505,846.73/10,333.92
  6. Step 6: Final answer
    x = 5,371.23

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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.