Home / 4,814.34-7,221.54-1,351.59

Finding the Fourth Proportional to 4,814.34, 7,221.54 and 1,351.59

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Solution

The fourth proportional to 4,814.34, 7,221.54 and 1,351.59 is: 2,027.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.34 : 7,221.54 = 1,351.59 : x
  2. Step 2: Convert to fraction form
    4,814.34/7,221.54 = 1,351.59/x
  3. Step 3: Cross multiply
    4,814.34x = 7,221.54 × 1,351.59
  4. Step 4: Simplify right side
    4,814.34x = 9,760,561.25
  5. Step 5: Solve for x
    x = 9,760,561.25/4,814.34
  6. Step 6: Final answer
    x = 2,027.39

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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.