Home / 2,305.10-3,451.26-1,899.12

Finding the Fourth Proportional to 2,305.10, 3,451.26 and 1,899.12

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Solution

The fourth proportional to 2,305.10, 3,451.26 and 1,899.12 is: 2,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.10 : 3,451.26 = 1,899.12 : x
  2. Step 2: Convert to fraction form
    2,305.10/3,451.26 = 1,899.12/x
  3. Step 3: Cross multiply
    2,305.10x = 3,451.26 × 1,899.12
  4. Step 4: Simplify right side
    2,305.10x = 6,554,356.89
  5. Step 5: Solve for x
    x = 6,554,356.89/2,305.10
  6. Step 6: Final answer
    x = 2,843.42

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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.