Home / 3,637.68-5,458.32-2,481.12

Finding the Fourth Proportional to 3,637.68, 5,458.32 and 2,481.12

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Solution

The fourth proportional to 3,637.68, 5,458.32 and 2,481.12 is: 3,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.68 : 5,458.32 = 2,481.12 : x
  2. Step 2: Convert to fraction form
    3,637.68/5,458.32 = 2,481.12/x
  3. Step 3: Cross multiply
    3,637.68x = 5,458.32 × 2,481.12
  4. Step 4: Simplify right side
    3,637.68x = 13,542,746.92
  5. Step 5: Solve for x
    x = 13,542,746.92/3,637.68
  6. Step 6: Final answer
    x = 3,722.91

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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.