Home / 11,867.09-17,802.61-4,850.87

Finding the Fourth Proportional to 11,867.09, 17,802.61 and 4,850.87

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Solution

The fourth proportional to 11,867.09, 17,802.61 and 4,850.87 is: 7,277.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,867.09 : 17,802.61 = 4,850.87 : x
  2. Step 2: Convert to fraction form
    11,867.09/17,802.61 = 4,850.87/x
  3. Step 3: Cross multiply
    11,867.09x = 17,802.61 × 4,850.87
  4. Step 4: Simplify right side
    11,867.09x = 86,358,206.44
  5. Step 5: Solve for x
    x = 86,358,206.44/11,867.09
  6. Step 6: Final answer
    x = 7,277.12

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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.