Home / 3,753.37-5,179.48-2,159.95

Finding the Fourth Proportional to 3,753.37, 5,179.48 and 2,159.95

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Solution

The fourth proportional to 3,753.37, 5,179.48 and 2,159.95 is: 2,980.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.37 : 5,179.48 = 2,159.95 : x
  2. Step 2: Convert to fraction form
    3,753.37/5,179.48 = 2,159.95/x
  3. Step 3: Cross multiply
    3,753.37x = 5,179.48 × 2,159.95
  4. Step 4: Simplify right side
    3,753.37x = 11,187,417.83
  5. Step 5: Solve for x
    x = 11,187,417.83/3,753.37
  6. Step 6: Final answer
    x = 2,980.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.