Home / 11,580.47-17,370.89-3,260.68

Finding the Fourth Proportional to 11,580.47, 17,370.89 and 3,260.68

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Solution

The fourth proportional to 11,580.47, 17,370.89 and 3,260.68 is: 4,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.47 : 17,370.89 = 3,260.68 : x
  2. Step 2: Convert to fraction form
    11,580.47/17,370.89 = 3,260.68/x
  3. Step 3: Cross multiply
    11,580.47x = 17,370.89 × 3,260.68
  4. Step 4: Simplify right side
    11,580.47x = 56,640,866.10
  5. Step 5: Solve for x
    x = 56,640,866.10/11,580.47
  6. Step 6: Final answer
    x = 4,891.07

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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.