Home / 3,086.29-4,629.51-1,006.51

Finding the Fourth Proportional to 3,086.29, 4,629.51 and 1,006.51

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Solution

The fourth proportional to 3,086.29, 4,629.51 and 1,006.51 is: 1,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.29 : 4,629.51 = 1,006.51 : x
  2. Step 2: Convert to fraction form
    3,086.29/4,629.51 = 1,006.51/x
  3. Step 3: Cross multiply
    3,086.29x = 4,629.51 × 1,006.51
  4. Step 4: Simplify right side
    3,086.29x = 4,659,652.01
  5. Step 5: Solve for x
    x = 4,659,652.01/3,086.29
  6. Step 6: Final answer
    x = 1,509.79

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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.