Home / 4,916.39-7,375.73-1,406.44

Finding the Fourth Proportional to 4,916.39, 7,375.73 and 1,406.44

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Solution

The fourth proportional to 4,916.39, 7,375.73 and 1,406.44 is: 2,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.39 : 7,375.73 = 1,406.44 : x
  2. Step 2: Convert to fraction form
    4,916.39/7,375.73 = 1,406.44/x
  3. Step 3: Cross multiply
    4,916.39x = 7,375.73 × 1,406.44
  4. Step 4: Simplify right side
    4,916.39x = 10,373,521.70
  5. Step 5: Solve for x
    x = 10,373,521.70/4,916.39
  6. Step 6: Final answer
    x = 2,109.99

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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.