Home / 3,285.72-4,928.52-1,337.46

Finding the Fourth Proportional to 3,285.72, 4,928.52 and 1,337.46

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Solution

The fourth proportional to 3,285.72, 4,928.52 and 1,337.46 is: 2,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.72 : 4,928.52 = 1,337.46 : x
  2. Step 2: Convert to fraction form
    3,285.72/4,928.52 = 1,337.46/x
  3. Step 3: Cross multiply
    3,285.72x = 4,928.52 × 1,337.46
  4. Step 4: Simplify right side
    3,285.72x = 6,591,698.36
  5. Step 5: Solve for x
    x = 6,591,698.36/3,285.72
  6. Step 6: Final answer
    x = 2,006.17

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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.