Home / 4,247.73-6,371.60-1,326.29

Finding the Fourth Proportional to 4,247.73, 6,371.60 and 1,326.29

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Solution

The fourth proportional to 4,247.73, 6,371.60 and 1,326.29 is: 1,989.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.73 : 6,371.60 = 1,326.29 : x
  2. Step 2: Convert to fraction form
    4,247.73/6,371.60 = 1,326.29/x
  3. Step 3: Cross multiply
    4,247.73x = 6,371.60 × 1,326.29
  4. Step 4: Simplify right side
    4,247.73x = 8,450,581.40
  5. Step 5: Solve for x
    x = 8,450,581.40/4,247.73
  6. Step 6: Final answer
    x = 1,989.43

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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.