Home / 10,403.03-15,605.32-3,007.54

Finding the Fourth Proportional to 10,403.03, 15,605.32 and 3,007.54

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Solution

The fourth proportional to 10,403.03, 15,605.32 and 3,007.54 is: 4,511.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403.03 : 15,605.32 = 3,007.54 : x
  2. Step 2: Convert to fraction form
    10,403.03/15,605.32 = 3,007.54/x
  3. Step 3: Cross multiply
    10,403.03x = 15,605.32 × 3,007.54
  4. Step 4: Simplify right side
    10,403.03x = 46,933,577.58
  5. Step 5: Solve for x
    x = 46,933,577.58/10,403.03
  6. Step 6: Final answer
    x = 4,511.53

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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.