Home / 3,318.24-4,579.19-1,826.11

Finding the Fourth Proportional to 3,318.24, 4,579.19 and 1,826.11

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Solution

The fourth proportional to 3,318.24, 4,579.19 and 1,826.11 is: 2,520.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.24 : 4,579.19 = 1,826.11 : x
  2. Step 2: Convert to fraction form
    3,318.24/4,579.19 = 1,826.11/x
  3. Step 3: Cross multiply
    3,318.24x = 4,579.19 × 1,826.11
  4. Step 4: Simplify right side
    3,318.24x = 8,362,095.52
  5. Step 5: Solve for x
    x = 8,362,095.52/3,318.24
  6. Step 6: Final answer
    x = 2,520.04

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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.