Home / 8,148.56-11,241.23-4,791.30

Finding the Fourth Proportional to 8,148.56, 11,241.23 and 4,791.30

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Solution

The fourth proportional to 8,148.56, 11,241.23 and 4,791.30 is: 6,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.56 : 11,241.23 = 4,791.30 : x
  2. Step 2: Convert to fraction form
    8,148.56/11,241.23 = 4,791.30/x
  3. Step 3: Cross multiply
    8,148.56x = 11,241.23 × 4,791.30
  4. Step 4: Simplify right side
    8,148.56x = 53,860,081.34
  5. Step 5: Solve for x
    x = 53,860,081.34/8,148.56
  6. Step 6: Final answer
    x = 6,609.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.