Home / 11,688.06-17,523.99-4,291.50

Finding the Fourth Proportional to 11,688.06, 17,523.99 and 4,291.50

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Solution

The fourth proportional to 11,688.06, 17,523.99 and 4,291.50 is: 6,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.06 : 17,523.99 = 4,291.50 : x
  2. Step 2: Convert to fraction form
    11,688.06/17,523.99 = 4,291.50/x
  3. Step 3: Cross multiply
    11,688.06x = 17,523.99 × 4,291.50
  4. Step 4: Simplify right side
    11,688.06x = 75,204,203.09
  5. Step 5: Solve for x
    x = 75,204,203.09/11,688.06
  6. Step 6: Final answer
    x = 6,434.28

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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.