Home / 11,357.01-17,021.10-5,110.35

Finding the Fourth Proportional to 11,357.01, 17,021.10 and 5,110.35

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Solution

The fourth proportional to 11,357.01, 17,021.10 and 5,110.35 is: 7,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.01 : 17,021.10 = 5,110.35 : x
  2. Step 2: Convert to fraction form
    11,357.01/17,021.10 = 5,110.35/x
  3. Step 3: Cross multiply
    11,357.01x = 17,021.10 × 5,110.35
  4. Step 4: Simplify right side
    11,357.01x = 86,983,778.39
  5. Step 5: Solve for x
    x = 86,983,778.39/11,357.01
  6. Step 6: Final answer
    x = 7,659.04

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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.