Home / 4,765.24-7,145.58-2,816.92

Finding the Fourth Proportional to 4,765.24, 7,145.58 and 2,816.92

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Solution

The fourth proportional to 4,765.24, 7,145.58 and 2,816.92 is: 4,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,765.24 : 7,145.58 = 2,816.92 : x
  2. Step 2: Convert to fraction form
    4,765.24/7,145.58 = 2,816.92/x
  3. Step 3: Cross multiply
    4,765.24x = 7,145.58 × 2,816.92
  4. Step 4: Simplify right side
    4,765.24x = 20,128,527.21
  5. Step 5: Solve for x
    x = 20,128,527.21/4,765.24
  6. Step 6: Final answer
    x = 4,224.03

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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.