Home / 3,285.54-4,928.31-1,337.22

Finding the Fourth Proportional to 3,285.54, 4,928.31 and 1,337.22

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Solution

The fourth proportional to 3,285.54, 4,928.31 and 1,337.22 is: 2,005.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.54 : 4,928.31 = 1,337.22 : x
  2. Step 2: Convert to fraction form
    3,285.54/4,928.31 = 1,337.22/x
  3. Step 3: Cross multiply
    3,285.54x = 4,928.31 × 1,337.22
  4. Step 4: Simplify right side
    3,285.54x = 6,590,234.70
  5. Step 5: Solve for x
    x = 6,590,234.70/3,285.54
  6. Step 6: Final answer
    x = 2,005.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.