Home / 3,165.44-4,370.36-2,833.29

Finding the Fourth Proportional to 3,165.44, 4,370.36 and 2,833.29

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Solution

The fourth proportional to 3,165.44, 4,370.36 and 2,833.29 is: 3,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165.44 : 4,370.36 = 2,833.29 : x
  2. Step 2: Convert to fraction form
    3,165.44/4,370.36 = 2,833.29/x
  3. Step 3: Cross multiply
    3,165.44x = 4,370.36 × 2,833.29
  4. Step 4: Simplify right side
    3,165.44x = 12,382,483.12
  5. Step 5: Solve for x
    x = 12,382,483.12/3,165.44
  6. Step 6: Final answer
    x = 3,911.78

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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.