Home / 2,372.33-3,273.42-1,427.90

Finding the Fourth Proportional to 2,372.33, 3,273.42 and 1,427.90

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Solution

The fourth proportional to 2,372.33, 3,273.42 and 1,427.90 is: 1,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.33 : 3,273.42 = 1,427.90 : x
  2. Step 2: Convert to fraction form
    2,372.33/3,273.42 = 1,427.90/x
  3. Step 3: Cross multiply
    2,372.33x = 3,273.42 × 1,427.90
  4. Step 4: Simplify right side
    2,372.33x = 4,674,116.42
  5. Step 5: Solve for x
    x = 4,674,116.42/2,372.33
  6. Step 6: Final answer
    x = 1,970.26

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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.