Home / 3,493.06-4,821.17-2,216.12

Finding the Fourth Proportional to 3,493.06, 4,821.17 and 2,216.12

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Solution

The fourth proportional to 3,493.06, 4,821.17 and 2,216.12 is: 3,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.06 : 4,821.17 = 2,216.12 : x
  2. Step 2: Convert to fraction form
    3,493.06/4,821.17 = 2,216.12/x
  3. Step 3: Cross multiply
    3,493.06x = 4,821.17 × 2,216.12
  4. Step 4: Simplify right side
    3,493.06x = 10,684,256.07
  5. Step 5: Solve for x
    x = 10,684,256.07/3,493.06
  6. Step 6: Final answer
    x = 3,058.71

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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.