Home / 3,369.29-5,054.47-1,028.76

Finding the Fourth Proportional to 3,369.29, 5,054.47 and 1,028.76

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Solution

The fourth proportional to 3,369.29, 5,054.47 and 1,028.76 is: 1,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.29 : 5,054.47 = 1,028.76 : x
  2. Step 2: Convert to fraction form
    3,369.29/5,054.47 = 1,028.76/x
  3. Step 3: Cross multiply
    3,369.29x = 5,054.47 × 1,028.76
  4. Step 4: Simplify right side
    3,369.29x = 5,199,836.56
  5. Step 5: Solve for x
    x = 5,199,836.56/3,369.29
  6. Step 6: Final answer
    x = 1,543.30

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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.