Home / 1,454.03-2,005.09-1,244.90

Finding the Fourth Proportional to 1,454.03, 2,005.09 and 1,244.90

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Solution

The fourth proportional to 1,454.03, 2,005.09 and 1,244.90 is: 1,716.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.03 : 2,005.09 = 1,244.90 : x
  2. Step 2: Convert to fraction form
    1,454.03/2,005.09 = 1,244.90/x
  3. Step 3: Cross multiply
    1,454.03x = 2,005.09 × 1,244.90
  4. Step 4: Simplify right side
    1,454.03x = 2,496,138.44
  5. Step 5: Solve for x
    x = 2,496,138.44/1,454.03
  6. Step 6: Final answer
    x = 1,716.71

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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.