Home / 5,188.05-7,784.91-2,416.03

Finding the Fourth Proportional to 5,188.05, 7,784.91 and 2,416.03

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Solution

The fourth proportional to 5,188.05, 7,784.91 and 2,416.03 is: 3,625.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188.05 : 7,784.91 = 2,416.03 : x
  2. Step 2: Convert to fraction form
    5,188.05/7,784.91 = 2,416.03/x
  3. Step 3: Cross multiply
    5,188.05x = 7,784.91 × 2,416.03
  4. Step 4: Simplify right side
    5,188.05x = 18,808,556.65
  5. Step 5: Solve for x
    x = 18,808,556.65/5,188.05
  6. Step 6: Final answer
    x = 3,625.36

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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.