Home / 3,445.11-4,751.46-2,116.44

Finding the Fourth Proportional to 3,445.11, 4,751.46 and 2,116.44

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Solution

The fourth proportional to 3,445.11, 4,751.46 and 2,116.44 is: 2,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.11 : 4,751.46 = 2,116.44 : x
  2. Step 2: Convert to fraction form
    3,445.11/4,751.46 = 2,116.44/x
  3. Step 3: Cross multiply
    3,445.11x = 4,751.46 × 2,116.44
  4. Step 4: Simplify right side
    3,445.11x = 10,056,180.00
  5. Step 5: Solve for x
    x = 10,056,180.00/3,445.11
  6. Step 6: Final answer
    x = 2,918.97

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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.