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Finding the Fourth Proportional to 10,604.54, 15,906.40 and 4,362.82

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Solution

The fourth proportional to 10,604.54, 15,906.40 and 4,362.82 is: 6,544.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.54 : 15,906.40 = 4,362.82 : x
  2. Step 2: Convert to fraction form
    10,604.54/15,906.40 = 4,362.82/x
  3. Step 3: Cross multiply
    10,604.54x = 15,906.40 × 4,362.82
  4. Step 4: Simplify right side
    10,604.54x = 69,396,760.05
  5. Step 5: Solve for x
    x = 69,396,760.05/10,604.54
  6. Step 6: Final answer
    x = 6,544.06

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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.