Home / 2,454.03-3,382.29-2,137.32

Finding the Fourth Proportional to 2,454.03, 3,382.29 and 2,137.32

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Solution

The fourth proportional to 2,454.03, 3,382.29 and 2,137.32 is: 2,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.03 : 3,382.29 = 2,137.32 : x
  2. Step 2: Convert to fraction form
    2,454.03/3,382.29 = 2,137.32/x
  3. Step 3: Cross multiply
    2,454.03x = 3,382.29 × 2,137.32
  4. Step 4: Simplify right side
    2,454.03x = 7,229,036.06
  5. Step 5: Solve for x
    x = 7,229,036.06/2,454.03
  6. Step 6: Final answer
    x = 2,945.78

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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.