Home / 10,004.08-15,007.73-3,078.58

Finding the Fourth Proportional to 10,004.08, 15,007.73 and 3,078.58

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Solution

The fourth proportional to 10,004.08, 15,007.73 and 3,078.58 is: 4,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,004.08 : 15,007.73 = 3,078.58 : x
  2. Step 2: Convert to fraction form
    10,004.08/15,007.73 = 3,078.58/x
  3. Step 3: Cross multiply
    10,004.08x = 15,007.73 × 3,078.58
  4. Step 4: Simplify right side
    10,004.08x = 46,202,422.38
  5. Step 5: Solve for x
    x = 46,202,422.38/10,004.08
  6. Step 6: Final answer
    x = 4,618.36

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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.