Home / 3,096.47-4,639.29-2,579.79

Finding the Fourth Proportional to 3,096.47, 4,639.29 and 2,579.79

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Solution

The fourth proportional to 3,096.47, 4,639.29 and 2,579.79 is: 3,865.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.47 : 4,639.29 = 2,579.79 : x
  2. Step 2: Convert to fraction form
    3,096.47/4,639.29 = 2,579.79/x
  3. Step 3: Cross multiply
    3,096.47x = 4,639.29 × 2,579.79
  4. Step 4: Simplify right side
    3,096.47x = 11,968,393.95
  5. Step 5: Solve for x
    x = 11,968,393.95/3,096.47
  6. Step 6: Final answer
    x = 3,865.17

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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.