Home / 10,608.08-15,917.54-4,763.48

Finding the Fourth Proportional to 10,608.08, 15,917.54 and 4,763.48

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Solution

The fourth proportional to 10,608.08, 15,917.54 and 4,763.48 is: 7,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608.08 : 15,917.54 = 4,763.48 : x
  2. Step 2: Convert to fraction form
    10,608.08/15,917.54 = 4,763.48/x
  3. Step 3: Cross multiply
    10,608.08x = 15,917.54 × 4,763.48
  4. Step 4: Simplify right side
    10,608.08x = 75,822,883.44
  5. Step 5: Solve for x
    x = 75,822,883.44/10,608.08
  6. Step 6: Final answer
    x = 7,147.65

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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.