Home / 10,606.14-15,909.21-2,814.75

Finding the Fourth Proportional to 10,606.14, 15,909.21 and 2,814.75

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Solution

The fourth proportional to 10,606.14, 15,909.21 and 2,814.75 is: 4,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,606.14 : 15,909.21 = 2,814.75 : x
  2. Step 2: Convert to fraction form
    10,606.14/15,909.21 = 2,814.75/x
  3. Step 3: Cross multiply
    10,606.14x = 15,909.21 × 2,814.75
  4. Step 4: Simplify right side
    10,606.14x = 44,780,448.85
  5. Step 5: Solve for x
    x = 44,780,448.85/10,606.14
  6. Step 6: Final answer
    x = 4,222.13

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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.