Home / 4,255.18-5,871.28-2,486.44

Finding the Fourth Proportional to 4,255.18, 5,871.28 and 2,486.44

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Solution

The fourth proportional to 4,255.18, 5,871.28 and 2,486.44 is: 3,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.18 : 5,871.28 = 2,486.44 : x
  2. Step 2: Convert to fraction form
    4,255.18/5,871.28 = 2,486.44/x
  3. Step 3: Cross multiply
    4,255.18x = 5,871.28 × 2,486.44
  4. Step 4: Simplify right side
    4,255.18x = 14,598,591.23
  5. Step 5: Solve for x
    x = 14,598,591.23/4,255.18
  6. Step 6: Final answer
    x = 3,430.78

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