Home / 9,114.55-13,664.82-4,180.63

Finding the Fourth Proportional to 9,114.55, 13,664.82 and 4,180.63

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Solution

The fourth proportional to 9,114.55, 13,664.82 and 4,180.63 is: 6,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,114.55 : 13,664.82 = 4,180.63 : x
  2. Step 2: Convert to fraction form
    9,114.55/13,664.82 = 4,180.63/x
  3. Step 3: Cross multiply
    9,114.55x = 13,664.82 × 4,180.63
  4. Step 4: Simplify right side
    9,114.55x = 57,127,556.44
  5. Step 5: Solve for x
    x = 57,127,556.44/9,114.55
  6. Step 6: Final answer
    x = 6,267.73

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1.5x scale

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.