Home / 3,703.22-5,110.28-2,210.78

Finding the Fourth Proportional to 3,703.22, 5,110.28 and 2,210.78

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Solution

The fourth proportional to 3,703.22, 5,110.28 and 2,210.78 is: 3,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.22 : 5,110.28 = 2,210.78 : x
  2. Step 2: Convert to fraction form
    3,703.22/5,110.28 = 2,210.78/x
  3. Step 3: Cross multiply
    3,703.22x = 5,110.28 × 2,210.78
  4. Step 4: Simplify right side
    3,703.22x = 11,297,704.82
  5. Step 5: Solve for x
    x = 11,297,704.82/3,703.22
  6. Step 6: Final answer
    x = 3,050.78

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.