Home / 4,216.30-5,820.13-3,773.43

Finding the Fourth Proportional to 4,216.30, 5,820.13 and 3,773.43

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Solution

The fourth proportional to 4,216.30, 5,820.13 and 3,773.43 is: 5,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.30 : 5,820.13 = 3,773.43 : x
  2. Step 2: Convert to fraction form
    4,216.30/5,820.13 = 3,773.43/x
  3. Step 3: Cross multiply
    4,216.30x = 5,820.13 × 3,773.43
  4. Step 4: Simplify right side
    4,216.30x = 21,961,843.71
  5. Step 5: Solve for x
    x = 21,961,843.71/4,216.30
  6. Step 6: Final answer
    x = 5,208.80

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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.