Home / 6,278.92-9,418.48-1,896.41

Finding the Fourth Proportional to 6,278.92, 9,418.48 and 1,896.41

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Solution

The fourth proportional to 6,278.92, 9,418.48 and 1,896.41 is: 2,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,278.92 : 9,418.48 = 1,896.41 : x
  2. Step 2: Convert to fraction form
    6,278.92/9,418.48 = 1,896.41/x
  3. Step 3: Cross multiply
    6,278.92x = 9,418.48 × 1,896.41
  4. Step 4: Simplify right side
    6,278.92x = 17,861,318.46
  5. Step 5: Solve for x
    x = 17,861,318.46/6,278.92
  6. Step 6: Final answer
    x = 2,844.65

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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.