Home / 4,489.02-6,194.48-2,720.79

Finding the Fourth Proportional to 4,489.02, 6,194.48 and 2,720.79

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Solution

The fourth proportional to 4,489.02, 6,194.48 and 2,720.79 is: 3,754.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.02 : 6,194.48 = 2,720.79 : x
  2. Step 2: Convert to fraction form
    4,489.02/6,194.48 = 2,720.79/x
  3. Step 3: Cross multiply
    4,489.02x = 6,194.48 × 2,720.79
  4. Step 4: Simplify right side
    4,489.02x = 16,853,865.64
  5. Step 5: Solve for x
    x = 16,853,865.64/4,489.02
  6. Step 6: Final answer
    x = 3,754.46

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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.