Home / 10,868.44-16,305.12-4,628.68

Finding the Fourth Proportional to 10,868.44, 16,305.12 and 4,628.68

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Solution

The fourth proportional to 10,868.44, 16,305.12 and 4,628.68 is: 6,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868.44 : 16,305.12 = 4,628.68 : x
  2. Step 2: Convert to fraction form
    10,868.44/16,305.12 = 4,628.68/x
  3. Step 3: Cross multiply
    10,868.44x = 16,305.12 × 4,628.68
  4. Step 4: Simplify right side
    10,868.44x = 75,471,182.84
  5. Step 5: Solve for x
    x = 75,471,182.84/10,868.44
  6. Step 6: Final answer
    x = 6,944.07

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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.