Home / 5,412.41-8,112.08-2,634.92

Finding the Fourth Proportional to 5,412.41, 8,112.08 and 2,634.92

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Solution

The fourth proportional to 5,412.41, 8,112.08 and 2,634.92 is: 3,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.41 : 8,112.08 = 2,634.92 : x
  2. Step 2: Convert to fraction form
    5,412.41/8,112.08 = 2,634.92/x
  3. Step 3: Cross multiply
    5,412.41x = 8,112.08 × 2,634.92
  4. Step 4: Simplify right side
    5,412.41x = 21,374,628.10
  5. Step 5: Solve for x
    x = 21,374,628.10/5,412.41
  6. Step 6: Final answer
    x = 3,949.19

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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.