Home / 3,318.84-4,580.03-1,826.79

Finding the Fourth Proportional to 3,318.84, 4,580.03 and 1,826.79

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Solution

The fourth proportional to 3,318.84, 4,580.03 and 1,826.79 is: 2,520.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.84 : 4,580.03 = 1,826.79 : x
  2. Step 2: Convert to fraction form
    3,318.84/4,580.03 = 1,826.79/x
  3. Step 3: Cross multiply
    3,318.84x = 4,580.03 × 1,826.79
  4. Step 4: Simplify right side
    3,318.84x = 8,366,753.00
  5. Step 5: Solve for x
    x = 8,366,753.00/3,318.84
  6. Step 6: Final answer
    x = 2,520.99

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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.