Home / 6,219.28-9,283.42-5,481.19

Finding the Fourth Proportional to 6,219.28, 9,283.42 and 5,481.19

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Solution

The fourth proportional to 6,219.28, 9,283.42 and 5,481.19 is: 8,181.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.28 : 9,283.42 = 5,481.19 : x
  2. Step 2: Convert to fraction form
    6,219.28/9,283.42 = 5,481.19/x
  3. Step 3: Cross multiply
    6,219.28x = 9,283.42 × 5,481.19
  4. Step 4: Simplify right side
    6,219.28x = 50,884,188.87
  5. Step 5: Solve for x
    x = 50,884,188.87/6,219.28
  6. Step 6: Final answer
    x = 8,181.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.