Home / 6,270.38-9,409.89-2,166.38

Finding the Fourth Proportional to 6,270.38, 9,409.89 and 2,166.38

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Solution

The fourth proportional to 6,270.38, 9,409.89 and 2,166.38 is: 3,251.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.38 : 9,409.89 = 2,166.38 : x
  2. Step 2: Convert to fraction form
    6,270.38/9,409.89 = 2,166.38/x
  3. Step 3: Cross multiply
    6,270.38x = 9,409.89 × 2,166.38
  4. Step 4: Simplify right side
    6,270.38x = 20,385,350.45
  5. Step 5: Solve for x
    x = 20,385,350.45/6,270.38
  6. Step 6: Final answer
    x = 3,251.06

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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.