Home / 4,762.14-7,143.20-2,163.25

Finding the Fourth Proportional to 4,762.14, 7,143.20 and 2,163.25

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Solution

The fourth proportional to 4,762.14, 7,143.20 and 2,163.25 is: 3,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.14 : 7,143.20 = 2,163.25 : x
  2. Step 2: Convert to fraction form
    4,762.14/7,143.20 = 2,163.25/x
  3. Step 3: Cross multiply
    4,762.14x = 7,143.20 × 2,163.25
  4. Step 4: Simplify right side
    4,762.14x = 15,452,527.40
  5. Step 5: Solve for x
    x = 15,452,527.40/4,762.14
  6. Step 6: Final answer
    x = 3,244.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.