Home / 10,403.56-15,604.73-3,007.86

Finding the Fourth Proportional to 10,403.56, 15,604.73 and 3,007.86

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Solution

The fourth proportional to 10,403.56, 15,604.73 and 3,007.86 is: 4,511.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.56 : 15,604.73 = 3,007.86 : x
  2. Step 2: Convert to fraction form
    10,403.56/15,604.73 = 3,007.86/x
  3. Step 3: Cross multiply
    10,403.56x = 15,604.73 × 3,007.86
  4. Step 4: Simplify right side
    10,403.56x = 46,936,843.18
  5. Step 5: Solve for x
    x = 46,936,843.18/10,403.56
  6. Step 6: Final answer
    x = 4,511.61

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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.