Home / 3,278.30-4,913.94-1,301.19

Finding the Fourth Proportional to 3,278.30, 4,913.94 and 1,301.19

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Solution

The fourth proportional to 3,278.30, 4,913.94 and 1,301.19 is: 1,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278.30 : 4,913.94 = 1,301.19 : x
  2. Step 2: Convert to fraction form
    3,278.30/4,913.94 = 1,301.19/x
  3. Step 3: Cross multiply
    3,278.30x = 4,913.94 × 1,301.19
  4. Step 4: Simplify right side
    3,278.30x = 6,393,972.84
  5. Step 5: Solve for x
    x = 6,393,972.84/3,278.30
  6. Step 6: Final answer
    x = 1,950.39

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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.