Home / 6,219.67-9,330.42-1,836.56

Finding the Fourth Proportional to 6,219.67, 9,330.42 and 1,836.56

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Solution

The fourth proportional to 6,219.67, 9,330.42 and 1,836.56 is: 2,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.67 : 9,330.42 = 1,836.56 : x
  2. Step 2: Convert to fraction form
    6,219.67/9,330.42 = 1,836.56/x
  3. Step 3: Cross multiply
    6,219.67x = 9,330.42 × 1,836.56
  4. Step 4: Simplify right side
    6,219.67x = 17,135,876.16
  5. Step 5: Solve for x
    x = 17,135,876.16/6,219.67
  6. Step 6: Final answer
    x = 2,755.11

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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.