Home / 2,624.32-3,936.41-1,063.90

Finding the Fourth Proportional to 2,624.32, 3,936.41 and 1,063.90

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Solution

The fourth proportional to 2,624.32, 3,936.41 and 1,063.90 is: 1,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.32 : 3,936.41 = 1,063.90 : x
  2. Step 2: Convert to fraction form
    2,624.32/3,936.41 = 1,063.90/x
  3. Step 3: Cross multiply
    2,624.32x = 3,936.41 × 1,063.90
  4. Step 4: Simplify right side
    2,624.32x = 4,187,953.78
  5. Step 5: Solve for x
    x = 4,187,953.78/2,624.32
  6. Step 6: Final answer
    x = 1,595.83

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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.