Home / 11,386.44-17,081.91-4,812.62

Finding the Fourth Proportional to 11,386.44, 17,081.91 and 4,812.62

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Solution

The fourth proportional to 11,386.44, 17,081.91 and 4,812.62 is: 7,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.44 : 17,081.91 = 4,812.62 : x
  2. Step 2: Convert to fraction form
    11,386.44/17,081.91 = 4,812.62/x
  3. Step 3: Cross multiply
    11,386.44x = 17,081.91 × 4,812.62
  4. Step 4: Simplify right side
    11,386.44x = 82,208,656.29
  5. Step 5: Solve for x
    x = 82,208,656.29/11,386.44
  6. Step 6: Final answer
    x = 7,219.87

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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.