Home / 6,145.27-9,219.53-3,222.79

Finding the Fourth Proportional to 6,145.27, 9,219.53 and 3,222.79

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Solution

The fourth proportional to 6,145.27, 9,219.53 and 3,222.79 is: 4,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145.27 : 9,219.53 = 3,222.79 : x
  2. Step 2: Convert to fraction form
    6,145.27/9,219.53 = 3,222.79/x
  3. Step 3: Cross multiply
    6,145.27x = 9,219.53 × 3,222.79
  4. Step 4: Simplify right side
    6,145.27x = 29,712,609.09
  5. Step 5: Solve for x
    x = 29,712,609.09/6,145.27
  6. Step 6: Final answer
    x = 4,835.04

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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.