Home / 4,111.20-5,675.58-2,854.44

Finding the Fourth Proportional to 4,111.20, 5,675.58 and 2,854.44

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Solution

The fourth proportional to 4,111.20, 5,675.58 and 2,854.44 is: 3,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.20 : 5,675.58 = 2,854.44 : x
  2. Step 2: Convert to fraction form
    4,111.20/5,675.58 = 2,854.44/x
  3. Step 3: Cross multiply
    4,111.20x = 5,675.58 × 2,854.44
  4. Step 4: Simplify right side
    4,111.20x = 16,200,602.58
  5. Step 5: Solve for x
    x = 16,200,602.58/4,111.20
  6. Step 6: Final answer
    x = 3,940.60

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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.