Home / 5,310.96-7,328.55-3,073.56

Finding the Fourth Proportional to 5,310.96, 7,328.55 and 3,073.56

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Solution

The fourth proportional to 5,310.96, 7,328.55 and 3,073.56 is: 4,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,310.96 : 7,328.55 = 3,073.56 : x
  2. Step 2: Convert to fraction form
    5,310.96/7,328.55 = 3,073.56/x
  3. Step 3: Cross multiply
    5,310.96x = 7,328.55 × 3,073.56
  4. Step 4: Simplify right side
    5,310.96x = 22,524,738.14
  5. Step 5: Solve for x
    x = 22,524,738.14/5,310.96
  6. Step 6: Final answer
    x = 4,241.18

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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.