Home / 7,404.35-11,109.26-3,457.82

Finding the Fourth Proportional to 7,404.35, 11,109.26 and 3,457.82

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Solution

The fourth proportional to 7,404.35, 11,109.26 and 3,457.82 is: 5,188.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,404.35 : 11,109.26 = 3,457.82 : x
  2. Step 2: Convert to fraction form
    7,404.35/11,109.26 = 3,457.82/x
  3. Step 3: Cross multiply
    7,404.35x = 11,109.26 × 3,457.82
  4. Step 4: Simplify right side
    7,404.35x = 38,413,857.83
  5. Step 5: Solve for x
    x = 38,413,857.83/7,404.35
  6. Step 6: Final answer
    x = 5,188.02

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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.