Home / 3,127.44-4,684.97-2,543.09

Finding the Fourth Proportional to 3,127.44, 4,684.97 and 2,543.09

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Solution

The fourth proportional to 3,127.44, 4,684.97 and 2,543.09 is: 3,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,127.44 : 4,684.97 = 2,543.09 : x
  2. Step 2: Convert to fraction form
    3,127.44/4,684.97 = 2,543.09/x
  3. Step 3: Cross multiply
    3,127.44x = 4,684.97 × 2,543.09
  4. Step 4: Simplify right side
    3,127.44x = 11,914,300.36
  5. Step 5: Solve for x
    x = 11,914,300.36/3,127.44
  6. Step 6: Final answer
    x = 3,809.60

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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.