Home / 5,241.36-7,229.36-3,626.88

Finding the Fourth Proportional to 5,241.36, 7,229.36 and 3,626.88

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Solution

The fourth proportional to 5,241.36, 7,229.36 and 3,626.88 is: 5,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241.36 : 7,229.36 = 3,626.88 : x
  2. Step 2: Convert to fraction form
    5,241.36/7,229.36 = 3,626.88/x
  3. Step 3: Cross multiply
    5,241.36x = 7,229.36 × 3,626.88
  4. Step 4: Simplify right side
    5,241.36x = 26,220,021.20
  5. Step 5: Solve for x
    x = 26,220,021.20/5,241.36
  6. Step 6: Final answer
    x = 5,002.52

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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.