Home / 2,450.12-3,670.86-2,182.28

Finding the Fourth Proportional to 2,450.12, 3,670.86 and 2,182.28

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Solution

The fourth proportional to 2,450.12, 3,670.86 and 2,182.28 is: 3,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.12 : 3,670.86 = 2,182.28 : x
  2. Step 2: Convert to fraction form
    2,450.12/3,670.86 = 2,182.28/x
  3. Step 3: Cross multiply
    2,450.12x = 3,670.86 × 2,182.28
  4. Step 4: Simplify right side
    2,450.12x = 8,010,844.36
  5. Step 5: Solve for x
    x = 8,010,844.36/2,450.12
  6. Step 6: Final answer
    x = 3,269.57

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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.