Home / 11,165.77-16,746.49-3,372.76

Finding the Fourth Proportional to 11,165.77, 16,746.49 and 3,372.76

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Solution

The fourth proportional to 11,165.77, 16,746.49 and 3,372.76 is: 5,058.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,165.77 : 16,746.49 = 3,372.76 : x
  2. Step 2: Convert to fraction form
    11,165.77/16,746.49 = 3,372.76/x
  3. Step 3: Cross multiply
    11,165.77x = 16,746.49 × 3,372.76
  4. Step 4: Simplify right side
    11,165.77x = 56,481,891.61
  5. Step 5: Solve for x
    x = 56,481,891.61/11,165.77
  6. Step 6: Final answer
    x = 5,058.49

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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.