Home / 3,579.06-4,935.87-2,318.84

Finding the Fourth Proportional to 3,579.06, 4,935.87 and 2,318.84

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Solution

The fourth proportional to 3,579.06, 4,935.87 and 2,318.84 is: 3,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.06 : 4,935.87 = 2,318.84 : x
  2. Step 2: Convert to fraction form
    3,579.06/4,935.87 = 2,318.84/x
  3. Step 3: Cross multiply
    3,579.06x = 4,935.87 × 2,318.84
  4. Step 4: Simplify right side
    3,579.06x = 11,445,468.11
  5. Step 5: Solve for x
    x = 11,445,468.11/3,579.06
  6. Step 6: Final answer
    x = 3,197.90

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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.