Home / 5,114.96-7,054.68-3,860.24

Finding the Fourth Proportional to 5,114.96, 7,054.68 and 3,860.24

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Solution

The fourth proportional to 5,114.96, 7,054.68 and 3,860.24 is: 5,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.96 : 7,054.68 = 3,860.24 : x
  2. Step 2: Convert to fraction form
    5,114.96/7,054.68 = 3,860.24/x
  3. Step 3: Cross multiply
    5,114.96x = 7,054.68 × 3,860.24
  4. Step 4: Simplify right side
    5,114.96x = 27,232,757.92
  5. Step 5: Solve for x
    x = 27,232,757.92/5,114.96
  6. Step 6: Final answer
    x = 5,324.14

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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.