Home / 11,735.10-17,602.70-3,415.14

Finding the Fourth Proportional to 11,735.10, 17,602.70 and 3,415.14

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Solution

The fourth proportional to 11,735.10, 17,602.70 and 3,415.14 is: 5,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,735.10 : 17,602.70 = 3,415.14 : x
  2. Step 2: Convert to fraction form
    11,735.10/17,602.70 = 3,415.14/x
  3. Step 3: Cross multiply
    11,735.10x = 17,602.70 × 3,415.14
  4. Step 4: Simplify right side
    11,735.10x = 60,115,667.80
  5. Step 5: Solve for x
    x = 60,115,667.80/11,735.10
  6. Step 6: Final answer
    x = 5,122.72

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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.