Home / 3,493.22-4,821.78-2,237.66

Finding the Fourth Proportional to 3,493.22, 4,821.78 and 2,237.66

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Solution

The fourth proportional to 3,493.22, 4,821.78 and 2,237.66 is: 3,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.22 : 4,821.78 = 2,237.66 : x
  2. Step 2: Convert to fraction form
    3,493.22/4,821.78 = 2,237.66/x
  3. Step 3: Cross multiply
    3,493.22x = 4,821.78 × 2,237.66
  4. Step 4: Simplify right side
    3,493.22x = 10,789,504.23
  5. Step 5: Solve for x
    x = 10,789,504.23/3,493.22
  6. Step 6: Final answer
    x = 3,088.70

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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.