Home / 3,481.41-5,214.88-2,543.74

Finding the Fourth Proportional to 3,481.41, 5,214.88 and 2,543.74

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Solution

The fourth proportional to 3,481.41, 5,214.88 and 2,543.74 is: 3,810.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.41 : 5,214.88 = 2,543.74 : x
  2. Step 2: Convert to fraction form
    3,481.41/5,214.88 = 2,543.74/x
  3. Step 3: Cross multiply
    3,481.41x = 5,214.88 × 2,543.74
  4. Step 4: Simplify right side
    3,481.41x = 13,265,288.99
  5. Step 5: Solve for x
    x = 13,265,288.99/3,481.41
  6. Step 6: Final answer
    x = 3,810.32

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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.