Home / 11,580.43-17,370.60-2,815.37

Finding the Fourth Proportional to 11,580.43, 17,370.60 and 2,815.37

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Solution

The fourth proportional to 11,580.43, 17,370.60 and 2,815.37 is: 4,223.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.43 : 17,370.60 = 2,815.37 : x
  2. Step 2: Convert to fraction form
    11,580.43/17,370.60 = 2,815.37/x
  3. Step 3: Cross multiply
    11,580.43x = 17,370.60 × 2,815.37
  4. Step 4: Simplify right side
    11,580.43x = 48,904,666.12
  5. Step 5: Solve for x
    x = 48,904,666.12/11,580.43
  6. Step 6: Final answer
    x = 4,223.04

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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.