Home / 11,603.76-17,407.26-3,811.02

Finding the Fourth Proportional to 11,603.76, 17,407.26 and 3,811.02

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Solution

The fourth proportional to 11,603.76, 17,407.26 and 3,811.02 is: 5,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,603.76 : 17,407.26 = 3,811.02 : x
  2. Step 2: Convert to fraction form
    11,603.76/17,407.26 = 3,811.02/x
  3. Step 3: Cross multiply
    11,603.76x = 17,407.26 × 3,811.02
  4. Step 4: Simplify right side
    11,603.76x = 66,339,416.01
  5. Step 5: Solve for x
    x = 66,339,416.01/11,603.76
  6. Step 6: Final answer
    x = 5,717.06

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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.