Home / 11,719.03-17,581.37-4,793.55

Finding the Fourth Proportional to 11,719.03, 17,581.37 and 4,793.55

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Solution

The fourth proportional to 11,719.03, 17,581.37 and 4,793.55 is: 7,191.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719.03 : 17,581.37 = 4,793.55 : x
  2. Step 2: Convert to fraction form
    11,719.03/17,581.37 = 4,793.55/x
  3. Step 3: Cross multiply
    11,719.03x = 17,581.37 × 4,793.55
  4. Step 4: Simplify right side
    11,719.03x = 84,277,152.20
  5. Step 5: Solve for x
    x = 84,277,152.20/11,719.03
  6. Step 6: Final answer
    x = 7,191.48

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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.