Home / 5,168.28-7,131.58-3,493.33

Finding the Fourth Proportional to 5,168.28, 7,131.58 and 3,493.33

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Solution

The fourth proportional to 5,168.28, 7,131.58 and 3,493.33 is: 4,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168.28 : 7,131.58 = 3,493.33 : x
  2. Step 2: Convert to fraction form
    5,168.28/7,131.58 = 3,493.33/x
  3. Step 3: Cross multiply
    5,168.28x = 7,131.58 × 3,493.33
  4. Step 4: Simplify right side
    5,168.28x = 24,912,962.36
  5. Step 5: Solve for x
    x = 24,912,962.36/5,168.28
  6. Step 6: Final answer
    x = 4,820.36

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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.