Home / 6,220.13-9,330.39-2,757.38

Finding the Fourth Proportional to 6,220.13, 9,330.39 and 2,757.38

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Solution

The fourth proportional to 6,220.13, 9,330.39 and 2,757.38 is: 4,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.13 : 9,330.39 = 2,757.38 : x
  2. Step 2: Convert to fraction form
    6,220.13/9,330.39 = 2,757.38/x
  3. Step 3: Cross multiply
    6,220.13x = 9,330.39 × 2,757.38
  4. Step 4: Simplify right side
    6,220.13x = 25,727,384.13
  5. Step 5: Solve for x
    x = 25,727,384.13/6,220.13
  6. Step 6: Final answer
    x = 4,136.15

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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.