Home / 10,709.94-16,063.26-2,919.36

Finding the Fourth Proportional to 10,709.94, 16,063.26 and 2,919.36

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Solution

The fourth proportional to 10,709.94, 16,063.26 and 2,919.36 is: 4,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.94 : 16,063.26 = 2,919.36 : x
  2. Step 2: Convert to fraction form
    10,709.94/16,063.26 = 2,919.36/x
  3. Step 3: Cross multiply
    10,709.94x = 16,063.26 × 2,919.36
  4. Step 4: Simplify right side
    10,709.94x = 46,894,438.71
  5. Step 5: Solve for x
    x = 46,894,438.71/10,709.94
  6. Step 6: Final answer
    x = 4,378.59

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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.