Home / 5,163.53-7,125.69-3,039.14

Finding the Fourth Proportional to 5,163.53, 7,125.69 and 3,039.14

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Solution

The fourth proportional to 5,163.53, 7,125.69 and 3,039.14 is: 4,194.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.53 : 7,125.69 = 3,039.14 : x
  2. Step 2: Convert to fraction form
    5,163.53/7,125.69 = 3,039.14/x
  3. Step 3: Cross multiply
    5,163.53x = 7,125.69 × 3,039.14
  4. Step 4: Simplify right side
    5,163.53x = 21,655,933.88
  5. Step 5: Solve for x
    x = 21,655,933.88/5,163.53
  6. Step 6: Final answer
    x = 4,194.02

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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.