Home / 3,635.15-5,454.10-2,175.33

Finding the Fourth Proportional to 3,635.15, 5,454.10 and 2,175.33

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Solution

The fourth proportional to 3,635.15, 5,454.10 and 2,175.33 is: 3,263.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.15 : 5,454.10 = 2,175.33 : x
  2. Step 2: Convert to fraction form
    3,635.15/5,454.10 = 2,175.33/x
  3. Step 3: Cross multiply
    3,635.15x = 5,454.10 × 2,175.33
  4. Step 4: Simplify right side
    3,635.15x = 11,864,467.35
  5. Step 5: Solve for x
    x = 11,864,467.35/3,635.15
  6. Step 6: Final answer
    x = 3,263.82

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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.