Home / 2,670.88-3,683.96-2,450.56

Finding the Fourth Proportional to 2,670.88, 3,683.96 and 2,450.56

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Solution

The fourth proportional to 2,670.88, 3,683.96 and 2,450.56 is: 3,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.88 : 3,683.96 = 2,450.56 : x
  2. Step 2: Convert to fraction form
    2,670.88/3,683.96 = 2,450.56/x
  3. Step 3: Cross multiply
    2,670.88x = 3,683.96 × 2,450.56
  4. Step 4: Simplify right side
    2,670.88x = 9,027,765.02
  5. Step 5: Solve for x
    x = 9,027,765.02/2,670.88
  6. Step 6: Final answer
    x = 3,380.07

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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.