Home / 10,604.23-15,913.63-3,678.73

Finding the Fourth Proportional to 10,604.23, 15,913.63 and 3,678.73

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Solution

The fourth proportional to 10,604.23, 15,913.63 and 3,678.73 is: 5,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,604.23 : 15,913.63 = 3,678.73 : x
  2. Step 2: Convert to fraction form
    10,604.23/15,913.63 = 3,678.73/x
  3. Step 3: Cross multiply
    10,604.23x = 15,913.63 × 3,678.73
  4. Step 4: Simplify right side
    10,604.23x = 58,541,948.09
  5. Step 5: Solve for x
    x = 58,541,948.09/10,604.23
  6. Step 6: Final answer
    x = 5,520.62

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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.