Home / 3,318.84-4,580.01-1,826.73

Finding the Fourth Proportional to 3,318.84, 4,580.01 and 1,826.73

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Solution

The fourth proportional to 3,318.84, 4,580.01 and 1,826.73 is: 2,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318.84 : 4,580.01 = 1,826.73 : x
  2. Step 2: Convert to fraction form
    3,318.84/4,580.01 = 1,826.73/x
  3. Step 3: Cross multiply
    3,318.84x = 4,580.01 × 1,826.73
  4. Step 4: Simplify right side
    3,318.84x = 8,366,441.67
  5. Step 5: Solve for x
    x = 8,366,441.67/3,318.84
  6. Step 6: Final answer
    x = 2,520.89

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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.