Home / 3,076.83-4,615.29-1,617.03

Finding the Fourth Proportional to 3,076.83, 4,615.29 and 1,617.03

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Solution

The fourth proportional to 3,076.83, 4,615.29 and 1,617.03 is: 2,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.83 : 4,615.29 = 1,617.03 : x
  2. Step 2: Convert to fraction form
    3,076.83/4,615.29 = 1,617.03/x
  3. Step 3: Cross multiply
    3,076.83x = 4,615.29 × 1,617.03
  4. Step 4: Simplify right side
    3,076.83x = 7,463,062.39
  5. Step 5: Solve for x
    x = 7,463,062.39/3,076.83
  6. Step 6: Final answer
    x = 2,425.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.