Home / 4,028.40-5,563.70-2,773.31

Finding the Fourth Proportional to 4,028.40, 5,563.70 and 2,773.31

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Solution

The fourth proportional to 4,028.40, 5,563.70 and 2,773.31 is: 3,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,028.40 : 5,563.70 = 2,773.31 : x
  2. Step 2: Convert to fraction form
    4,028.40/5,563.70 = 2,773.31/x
  3. Step 3: Cross multiply
    4,028.40x = 5,563.70 × 2,773.31
  4. Step 4: Simplify right side
    4,028.40x = 15,429,823.16
  5. Step 5: Solve for x
    x = 15,429,823.16/4,028.40
  6. Step 6: Final answer
    x = 3,830.26

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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.