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Finding the Fourth Proportional to 11,366, 17,058.72 and 4,445.36

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Solution

The fourth proportional to 11,366, 17,058.72 and 4,445.36 is: 6,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,366 : 17,058.72 = 4,445.36 : x
  2. Step 2: Convert to fraction form
    11,366/17,058.72 = 4,445.36/x
  3. Step 3: Cross multiply
    11,366x = 17,058.72 × 4,445.36
  4. Step 4: Simplify right side
    11,366x = 75,832,151.54
  5. Step 5: Solve for x
    x = 75,832,151.54/11,366
  6. Step 6: Final answer
    x = 6,671.84

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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.