Home / 3,306.30-4,951.84-1,916.19

Finding the Fourth Proportional to 3,306.30, 4,951.84 and 1,916.19

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Solution

The fourth proportional to 3,306.30, 4,951.84 and 1,916.19 is: 2,869.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.30 : 4,951.84 = 1,916.19 : x
  2. Step 2: Convert to fraction form
    3,306.30/4,951.84 = 1,916.19/x
  3. Step 3: Cross multiply
    3,306.30x = 4,951.84 × 1,916.19
  4. Step 4: Simplify right side
    3,306.30x = 9,488,666.29
  5. Step 5: Solve for x
    x = 9,488,666.29/3,306.30
  6. Step 6: Final answer
    x = 2,869.87

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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.