Home / 10,814.18-16,220.03-2,917.26

Finding the Fourth Proportional to 10,814.18, 16,220.03 and 2,917.26

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Solution

The fourth proportional to 10,814.18, 16,220.03 and 2,917.26 is: 4,375.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,814.18 : 16,220.03 = 2,917.26 : x
  2. Step 2: Convert to fraction form
    10,814.18/16,220.03 = 2,917.26/x
  3. Step 3: Cross multiply
    10,814.18x = 16,220.03 × 2,917.26
  4. Step 4: Simplify right side
    10,814.18x = 47,318,030.13
  5. Step 5: Solve for x
    x = 47,318,030.13/10,814.18
  6. Step 6: Final answer
    x = 4,375.56

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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.