Home / 3,087.29-4,629.36-1,005.96

Finding the Fourth Proportional to 3,087.29, 4,629.36 and 1,005.96

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Solution

The fourth proportional to 3,087.29, 4,629.36 and 1,005.96 is: 1,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.29 : 4,629.36 = 1,005.96 : x
  2. Step 2: Convert to fraction form
    3,087.29/4,629.36 = 1,005.96/x
  3. Step 3: Cross multiply
    3,087.29x = 4,629.36 × 1,005.96
  4. Step 4: Simplify right side
    3,087.29x = 4,656,950.99
  5. Step 5: Solve for x
    x = 4,656,950.99/3,087.29
  6. Step 6: Final answer
    x = 1,508.43

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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.