Home / 3,842.08-5,301.76-2,186.08

Finding the Fourth Proportional to 3,842.08, 5,301.76 and 2,186.08

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Solution

The fourth proportional to 3,842.08, 5,301.76 and 2,186.08 is: 3,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,842.08 : 5,301.76 = 2,186.08 : x
  2. Step 2: Convert to fraction form
    3,842.08/5,301.76 = 2,186.08/x
  3. Step 3: Cross multiply
    3,842.08x = 5,301.76 × 2,186.08
  4. Step 4: Simplify right side
    3,842.08x = 11,590,071.50
  5. Step 5: Solve for x
    x = 11,590,071.50/3,842.08
  6. Step 6: Final answer
    x = 3,016.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.