Home / 4,103.43-6,155.55-1,912.77

Finding the Fourth Proportional to 4,103.43, 6,155.55 and 1,912.77

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Solution

The fourth proportional to 4,103.43, 6,155.55 and 1,912.77 is: 2,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.43 : 6,155.55 = 1,912.77 : x
  2. Step 2: Convert to fraction form
    4,103.43/6,155.55 = 1,912.77/x
  3. Step 3: Cross multiply
    4,103.43x = 6,155.55 × 1,912.77
  4. Step 4: Simplify right side
    4,103.43x = 11,774,151.37
  5. Step 5: Solve for x
    x = 11,774,151.37/4,103.43
  6. Step 6: Final answer
    x = 2,869.34

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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.