Home / 6,211.38-9,318.54-2,749.62

Finding the Fourth Proportional to 6,211.38, 9,318.54 and 2,749.62

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Solution

The fourth proportional to 6,211.38, 9,318.54 and 2,749.62 is: 4,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.38 : 9,318.54 = 2,749.62 : x
  2. Step 2: Convert to fraction form
    6,211.38/9,318.54 = 2,749.62/x
  3. Step 3: Cross multiply
    6,211.38x = 9,318.54 × 2,749.62
  4. Step 4: Simplify right side
    6,211.38x = 25,622,443.95
  5. Step 5: Solve for x
    x = 25,622,443.95/6,211.38
  6. Step 6: Final answer
    x = 4,125.08

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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.