Home / 2,371.30-3,273.21-1,427.62

Finding the Fourth Proportional to 2,371.30, 3,273.21 and 1,427.62

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Solution

The fourth proportional to 2,371.30, 3,273.21 and 1,427.62 is: 1,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.30 : 3,273.21 = 1,427.62 : x
  2. Step 2: Convert to fraction form
    2,371.30/3,273.21 = 1,427.62/x
  3. Step 3: Cross multiply
    2,371.30x = 3,273.21 × 1,427.62
  4. Step 4: Simplify right side
    2,371.30x = 4,672,900.06
  5. Step 5: Solve for x
    x = 4,672,900.06/2,371.30
  6. Step 6: Final answer
    x = 1,970.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.