Home / 11,433.36-17,147.40-4,411.08

Finding the Fourth Proportional to 11,433.36, 17,147.40 and 4,411.08

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Solution

The fourth proportional to 11,433.36, 17,147.40 and 4,411.08 is: 6,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,433.36 : 17,147.40 = 4,411.08 : x
  2. Step 2: Convert to fraction form
    11,433.36/17,147.40 = 4,411.08/x
  3. Step 3: Cross multiply
    11,433.36x = 17,147.40 × 4,411.08
  4. Step 4: Simplify right side
    11,433.36x = 75,638,553.19
  5. Step 5: Solve for x
    x = 75,638,553.19/11,433.36
  6. Step 6: Final answer
    x = 6,615.60

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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.